40107080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 103761000

約数和(自身を除く): 63653920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 169, 170, 221, 260, 338, 340, 349, 442, 520, 676, 680, 698, 845, 884, 1105, 1352, 1396, 1690, 1745, 1768, 2210, 2792, 2873, 3380, 3490, 4420, 4537, 5746, 5933, 6760, 6980, 8840, 9074, 11492, 11866, 13960, 14365, 18148, 22685, 22984, 23732, 28730, 29665, 36296, 45370, 47464, 57460, 58981, 59330, 77129, 90740, 114920, 117962, 118660, 154258, 181480, 235924, 237320, 294905, 308516, 385645, 471848, 589810, 617032, 771290, 1002677, 1179620, 1542580, 2005354, 2359240, 3085160, 4010708, 5013385, 8021416, 10026770, 20053540, 40107080]

約数ペア:

[(1, 40107080), (2, 20053540), (4, 10026770), (5, 8021416), (8, 5013385), (10, 4010708), (13, 3085160), (17, 2359240), (20, 2005354), (26, 1542580), (34, 1179620), (40, 1002677), (52, 771290), (65, 617032), (68, 589810), (85, 471848), (104, 385645), (130, 308516), (136, 294905), (169, 237320), (170, 235924), (221, 181480), (260, 154258), (338, 118660), (340, 117962), (349, 114920), (442, 90740), (520, 77129), (676, 59330), (680, 58981), (698, 57460), (845, 47464), (884, 45370), (1105, 36296), (1352, 29665), (1396, 28730), (1690, 23732), (1745, 22984), (1768, 22685), (2210, 18148), (2792, 14365), (2873, 13960), (3380, 11866), (3490, 11492), (4420, 9074), (4537, 8840), (5746, 6980), (5933, 6760)]