4678280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 11286000

約数和(自身を除く): 6607720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 109, 116, 145, 148, 185, 218, 232, 290, 296, 370, 436, 545, 580, 740, 872, 1073, 1090, 1160, 1480, 2146, 2180, 3161, 4033, 4292, 4360, 5365, 6322, 8066, 8584, 10730, 12644, 15805, 16132, 20165, 21460, 25288, 31610, 32264, 40330, 42920, 63220, 80660, 116957, 126440, 161320, 233914, 467828, 584785, 935656, 1169570, 2339140, 4678280]

約数ペア:

[(1, 4678280), (2, 2339140), (4, 1169570), (5, 935656), (8, 584785), (10, 467828), (20, 233914), (29, 161320), (37, 126440), (40, 116957), (58, 80660), (74, 63220), (109, 42920), (116, 40330), (145, 32264), (148, 31610), (185, 25288), (218, 21460), (232, 20165), (290, 16132), (296, 15805), (370, 12644), (436, 10730), (545, 8584), (580, 8066), (740, 6322), (872, 5365), (1073, 4360), (1090, 4292), (1160, 4033), (1480, 3161), (2146, 2180)]