10172240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9781}}^1$

素因数の和:9807

約数の個数: 40

約数和(自身を含む): 25472328

約数和(自身を除く): 15300088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 9781, 19562, 39124, 48905, 78248, 97810, 127153, 156496, 195620, 254306, 391240, 508612, 635765, 782480, 1017224, 1271530, 2034448, 2543060, 5086120, 10172240]

約数ペア:

[(1, 10172240), (2, 5086120), (4, 2543060), (5, 2034448), (8, 1271530), (10, 1017224), (13, 782480), (16, 635765), (20, 508612), (26, 391240), (40, 254306), (52, 195620), (65, 156496), (80, 127153), (104, 97810), (130, 78248), (208, 48905), (260, 39124), (520, 19562), (1040, 9781)]