10440040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 26807760

約数和(自身を除く): 16367720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1181, 1768, 2210, 2362, 4420, 4724, 5905, 8840, 9448, 11810, 15353, 20077, 23620, 30706, 40154, 47240, 61412, 76765, 80308, 100385, 122824, 153530, 160616, 200770, 261001, 307060, 401540, 522002, 614120, 803080, 1044004, 1305005, 2088008, 2610010, 5220020, 10440040]

約数ペア:

[(1, 10440040), (2, 5220020), (4, 2610010), (5, 2088008), (8, 1305005), (10, 1044004), (13, 803080), (17, 614120), (20, 522002), (26, 401540), (34, 307060), (40, 261001), (52, 200770), (65, 160616), (68, 153530), (85, 122824), (104, 100385), (130, 80308), (136, 76765), (170, 61412), (221, 47240), (260, 40154), (340, 30706), (442, 23620), (520, 20077), (680, 15353), (884, 11810), (1105, 9448), (1181, 8840), (1768, 5905), (2210, 4724), (2362, 4420)]