2012025220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 4654108368

約数和(自身を除く): 2642083148

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 53, 58, 61, 74, 106, 116, 122, 145, 148, 185, 212, 244, 265, 290, 305, 370, 530, 580, 610, 740, 841, 1060, 1073, 1220, 1537, 1682, 1769, 1961, 2146, 2257, 3074, 3233, 3364, 3538, 3922, 4205, 4292, 4514, 5365, 6148, 6466, 7076, 7685, 7844, 8410, 8845, 9028, 9805, 10730, 11285, 12932, 15370, 16165, 16820, 17690, 19610, 21460, 22570, 30740, 31117, 32330, 35380, 39220, 44573, 45140, 51301, 56869, 62234, 64660, 65453, 89146, 93757, 102602, 113738, 119621, 124468, 130906, 155585, 178292, 187514, 205204, 222865, 227476, 239242, 256505, 261812, 284345, 311170, 327265, 375028, 445730, 468785, 478484, 513010, 568690, 598105, 622340, 654530, 891460, 937570, 1026020, 1137380, 1196210, 1309060, 1649201, 1875140, 1898137, 2392420, 2718953, 3298402, 3469009, 3796274, 5437906, 6596804, 6938018, 7592548, 8246005, 9490685, 10875812, 13594765, 13876036, 16492010, 17345045, 18981370, 27189530, 32984020, 34690090, 37962740, 54379060, 69380180, 100601261, 201202522, 402405044, 503006305, 1006012610, 2012025220]

約数ペア:

[(1, 2012025220), (2, 1006012610), (4, 503006305), (5, 402405044), (10, 201202522), (20, 100601261), (29, 69380180), (37, 54379060), (53, 37962740), (58, 34690090), (61, 32984020), (74, 27189530), (106, 18981370), (116, 17345045), (122, 16492010), (145, 13876036), (148, 13594765), (185, 10875812), (212, 9490685), (244, 8246005), (265, 7592548), (290, 6938018), (305, 6596804), (370, 5437906), (530, 3796274), (580, 3469009), (610, 3298402), (740, 2718953), (841, 2392420), (1060, 1898137), (1073, 1875140), (1220, 1649201), (1537, 1309060), (1682, 1196210), (1769, 1137380), (1961, 1026020), (2146, 937570), (2257, 891460), (3074, 654530), (3233, 622340), (3364, 598105), (3538, 568690), (3922, 513010), (4205, 478484), (4292, 468785), (4514, 445730), (5365, 375028), (6148, 327265), (6466, 311170), (7076, 284345), (7685, 261812), (7844, 256505), (8410, 239242), (8845, 227476), (9028, 222865), (9805, 205204), (10730, 187514), (11285, 178292), (12932, 155585), (15370, 130906), (16165, 124468), (16820, 119621), (17690, 113738), (19610, 102602), (21460, 93757), (22570, 89146), (30740, 65453), (31117, 64660), (32330, 62234), (35380, 56869), (39220, 51301), (44573, 45140)]