2550340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 6117552

約数和(自身を除く): 3567212

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 577, 884, 1105, 1154, 2210, 2308, 2885, 4420, 5770, 7501, 9809, 11540, 15002, 19618, 30004, 37505, 39236, 49045, 75010, 98090, 127517, 150020, 196180, 255034, 510068, 637585, 1275170, 2550340]

約数ペア:

[(1, 2550340), (2, 1275170), (4, 637585), (5, 510068), (10, 255034), (13, 196180), (17, 150020), (20, 127517), (26, 98090), (34, 75010), (52, 49045), (65, 39236), (68, 37505), (85, 30004), (130, 19618), (170, 15002), (221, 11540), (260, 9809), (340, 7501), (442, 5770), (577, 4420), (884, 2885), (1105, 2308), (1154, 2210)]