21304400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:289

約数の個数: 120

約数和(自身を含む): 58605624

約数和(自身を除く): 37301224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 80, 85, 100, 104, 130, 136, 170, 200, 208, 221, 241, 260, 272, 325, 340, 400, 425, 442, 482, 520, 650, 680, 850, 884, 964, 1040, 1105, 1205, 1300, 1360, 1700, 1768, 1928, 2210, 2410, 2600, 3133, 3400, 3536, 3856, 4097, 4420, 4820, 5200, 5525, 6025, 6266, 6800, 8194, 8840, 9640, 11050, 12050, 12532, 15665, 16388, 17680, 19280, 20485, 22100, 24100, 25064, 31330, 32776, 40970, 44200, 48200, 50128, 53261, 62660, 65552, 78325, 81940, 88400, 96400, 102425, 106522, 125320, 156650, 163880, 204850, 213044, 250640, 266305, 313300, 327760, 409700, 426088, 532610, 626600, 819400, 852176, 1065220, 1253200, 1331525, 1638800, 2130440, 2663050, 4260880, 5326100, 10652200, 21304400]

約数ペア:

[(1, 21304400), (2, 10652200), (4, 5326100), (5, 4260880), (8, 2663050), (10, 2130440), (13, 1638800), (16, 1331525), (17, 1253200), (20, 1065220), (25, 852176), (26, 819400), (34, 626600), (40, 532610), (50, 426088), (52, 409700), (65, 327760), (68, 313300), (80, 266305), (85, 250640), (100, 213044), (104, 204850), (130, 163880), (136, 156650), (170, 125320), (200, 106522), (208, 102425), (221, 96400), (241, 88400), (260, 81940), (272, 78325), (325, 65552), (340, 62660), (400, 53261), (425, 50128), (442, 48200), (482, 44200), (520, 40970), (650, 32776), (680, 31330), (850, 25064), (884, 24100), (964, 22100), (1040, 20485), (1105, 19280), (1205, 17680), (1300, 16388), (1360, 15665), (1700, 12532), (1768, 12050), (1928, 11050), (2210, 9640), (2410, 8840), (2600, 8194), (3133, 6800), (3400, 6266), (3536, 6025), (3856, 5525), (4097, 5200), (4420, 4820)]