10400260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 25179336

約数和(自身を除く): 14779076

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 181, 221, 260, 338, 340, 362, 442, 676, 724, 845, 884, 905, 1105, 1690, 1810, 2210, 2353, 2873, 3077, 3380, 3620, 4420, 4706, 5746, 6154, 9412, 11492, 11765, 12308, 14365, 15385, 23530, 28730, 30589, 30770, 40001, 47060, 57460, 61178, 61540, 80002, 122356, 152945, 160004, 200005, 305890, 400010, 520013, 611780, 800020, 1040026, 2080052, 2600065, 5200130, 10400260]

約数ペア:

[(1, 10400260), (2, 5200130), (4, 2600065), (5, 2080052), (10, 1040026), (13, 800020), (17, 611780), (20, 520013), (26, 400010), (34, 305890), (52, 200005), (65, 160004), (68, 152945), (85, 122356), (130, 80002), (169, 61540), (170, 61178), (181, 57460), (221, 47060), (260, 40001), (338, 30770), (340, 30589), (362, 28730), (442, 23530), (676, 15385), (724, 14365), (845, 12308), (884, 11765), (905, 11492), (1105, 9412), (1690, 6154), (1810, 5746), (2210, 4706), (2353, 4420), (2873, 3620), (3077, 3380)]