7541540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 17209584

約数和(自身を除く): 9668044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 541, 697, 820, 1082, 1394, 2164, 2705, 2788, 3485, 5410, 6970, 9197, 10820, 13940, 18394, 22181, 36788, 44362, 45985, 88724, 91970, 110905, 183940, 221810, 377077, 443620, 754154, 1508308, 1885385, 3770770, 7541540]

約数ペア:

[(1, 7541540), (2, 3770770), (4, 1885385), (5, 1508308), (10, 754154), (17, 443620), (20, 377077), (34, 221810), (41, 183940), (68, 110905), (82, 91970), (85, 88724), (164, 45985), (170, 44362), (205, 36788), (340, 22181), (410, 18394), (541, 13940), (697, 10820), (820, 9197), (1082, 6970), (1394, 5410), (2164, 3485), (2705, 2788)]