2220957440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{10267}}^1$

素因数の和:10314

約数の個数: 108

約数和(自身を含む): 5761148904

約数和(自身を除く): 3540191464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 520, 640, 676, 832, 845, 1040, 1280, 1352, 1664, 1690, 2080, 2704, 3328, 3380, 4160, 5408, 6760, 8320, 10267, 10816, 13520, 16640, 20534, 21632, 27040, 41068, 43264, 51335, 54080, 82136, 102670, 108160, 133471, 164272, 205340, 216320, 266942, 328544, 410680, 533884, 657088, 667355, 821360, 1067768, 1314176, 1334710, 1642720, 1735123, 2135536, 2628352, 2669420, 3285440, 3470246, 4271072, 5338840, 6570880, 6940492, 8542144, 8675615, 10677680, 13141760, 13880984, 17084288, 17351230, 21355360, 27761968, 34168576, 34702460, 42710720, 55523936, 69404920, 85421440, 111047872, 138809840, 170842880, 222095744, 277619680, 444191488, 555239360, 1110478720, 2220957440]

約数ペア:

[(1, 2220957440), (2, 1110478720), (4, 555239360), (5, 444191488), (8, 277619680), (10, 222095744), (13, 170842880), (16, 138809840), (20, 111047872), (26, 85421440), (32, 69404920), (40, 55523936), (52, 42710720), (64, 34702460), (65, 34168576), (80, 27761968), (104, 21355360), (128, 17351230), (130, 17084288), (160, 13880984), (169, 13141760), (208, 10677680), (256, 8675615), (260, 8542144), (320, 6940492), (338, 6570880), (416, 5338840), (520, 4271072), (640, 3470246), (676, 3285440), (832, 2669420), (845, 2628352), (1040, 2135536), (1280, 1735123), (1352, 1642720), (1664, 1334710), (1690, 1314176), (2080, 1067768), (2704, 821360), (3328, 667355), (3380, 657088), (4160, 533884), (5408, 410680), (6760, 328544), (8320, 266942), (10267, 216320), (10816, 205340), (13520, 164272), (16640, 133471), (20534, 108160), (21632, 102670), (27040, 82136), (41068, 54080), (43264, 51335)]