1138962320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1787}}^1$

素因数の和:2088

約数の個数: 80

約数和(自身を含む): 2745681408

約数和(自身を除く): 1606719088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 257, 310, 496, 514, 620, 1028, 1240, 1285, 1787, 2056, 2480, 2570, 3574, 4112, 5140, 7148, 7967, 8935, 10280, 14296, 15934, 17870, 20560, 28592, 31868, 35740, 39835, 55397, 63736, 71480, 79670, 110794, 127472, 142960, 159340, 221588, 276985, 318680, 443176, 459259, 553970, 637360, 886352, 918518, 1107940, 1837036, 2215880, 2296295, 3674072, 4431760, 4592590, 7348144, 9185180, 14237029, 18370360, 28474058, 36740720, 56948116, 71185145, 113896232, 142370290, 227792464, 284740580, 569481160, 1138962320]

約数ペア:

[(1, 1138962320), (2, 569481160), (4, 284740580), (5, 227792464), (8, 142370290), (10, 113896232), (16, 71185145), (20, 56948116), (31, 36740720), (40, 28474058), (62, 18370360), (80, 14237029), (124, 9185180), (155, 7348144), (248, 4592590), (257, 4431760), (310, 3674072), (496, 2296295), (514, 2215880), (620, 1837036), (1028, 1107940), (1240, 918518), (1285, 886352), (1787, 637360), (2056, 553970), (2480, 459259), (2570, 443176), (3574, 318680), (4112, 276985), (5140, 221588), (7148, 159340), (7967, 142960), (8935, 127472), (10280, 110794), (14296, 79670), (15934, 71480), (17870, 63736), (20560, 55397), (28592, 39835), (31868, 35740)]