4401455906560

素因数分解:

$2^8\times 5^1\times {\mathrm{647}}^1\times {\mathrm{5314741}}^1$

素因数の和:5315409

約数の個数: 72

約数和(自身を含む): 10559159333856

約数和(自身を除く): 6157703427296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 647, 1280, 1294, 2588, 3235, 5176, 6470, 10352, 12940, 20704, 25880, 41408, 51760, 82816, 103520, 165632, 207040, 414080, 828160, 5314741, 10629482, 21258964, 26573705, 42517928, 53147410, 85035856, 106294820, 170071712, 212589640, 340143424, 425179280, 680286848, 850358560, 1360573696, 1700717120, 3401434240, 3438637427, 6802868480, 6877274854, 13754549708, 17193187135, 27509099416, 34386374270, 55018198832, 68772748540, 110036397664, 137545497080, 220072795328, 275090994160, 440145590656, 550181988320, 880291181312, 1100363976640, 2200727953280, 4401455906560]

約数ペア:

[(1, 4401455906560), (2, 2200727953280), (4, 1100363976640), (5, 880291181312), (8, 550181988320), (10, 440145590656), (16, 275090994160), (20, 220072795328), (32, 137545497080), (40, 110036397664), (64, 68772748540), (80, 55018198832), (128, 34386374270), (160, 27509099416), (256, 17193187135), (320, 13754549708), (640, 6877274854), (647, 6802868480), (1280, 3438637427), (1294, 3401434240), (2588, 1700717120), (3235, 1360573696), (5176, 850358560), (6470, 680286848), (10352, 425179280), (12940, 340143424), (20704, 212589640), (25880, 170071712), (41408, 106294820), (51760, 85035856), (82816, 53147410), (103520, 42517928), (165632, 26573705), (207040, 21258964), (414080, 10629482), (828160, 5314741)]