612680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:98

約数の個数: 48

約数和(自身を含む): 1492020

約数和(自身を除く): 879340

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 289, 340, 424, 530, 578, 680, 901, 1060, 1156, 1445, 1802, 2120, 2312, 2890, 3604, 4505, 5780, 7208, 9010, 11560, 15317, 18020, 30634, 36040, 61268, 76585, 122536, 153170, 306340, 612680]

約数ペア:

[(1, 612680), (2, 306340), (4, 153170), (5, 122536), (8, 76585), (10, 61268), (17, 36040), (20, 30634), (34, 18020), (40, 15317), (53, 11560), (68, 9010), (85, 7208), (106, 5780), (136, 4505), (170, 3604), (212, 2890), (265, 2312), (289, 2120), (340, 1802), (424, 1445), (530, 1156), (578, 1060), (680, 901)]