7663540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 16969680

約数和(自身を除く): 9306140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 181, 290, 292, 362, 365, 580, 724, 730, 905, 1460, 1810, 2117, 3620, 4234, 5249, 8468, 10498, 10585, 13213, 20996, 21170, 26245, 26426, 42340, 52490, 52852, 66065, 104980, 132130, 264260, 383177, 766354, 1532708, 1915885, 3831770, 7663540]

約数ペア:

[(1, 7663540), (2, 3831770), (4, 1915885), (5, 1532708), (10, 766354), (20, 383177), (29, 264260), (58, 132130), (73, 104980), (116, 66065), (145, 52852), (146, 52490), (181, 42340), (290, 26426), (292, 26245), (362, 21170), (365, 20996), (580, 13213), (724, 10585), (730, 10498), (905, 8468), (1460, 5249), (1810, 4234), (2117, 3620)]