3982420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 9747864

約数和(自身を除く): 5765444

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 53, 65, 68, 85, 106, 130, 170, 212, 221, 260, 265, 289, 340, 442, 530, 578, 689, 884, 901, 1060, 1105, 1156, 1378, 1445, 1802, 2210, 2756, 2890, 3445, 3604, 3757, 4420, 4505, 5780, 6890, 7514, 9010, 11713, 13780, 15028, 15317, 18020, 18785, 23426, 30634, 37570, 46852, 58565, 61268, 75140, 76585, 117130, 153170, 199121, 234260, 306340, 398242, 796484, 995605, 1991210, 3982420]

約数ペア:

[(1, 3982420), (2, 1991210), (4, 995605), (5, 796484), (10, 398242), (13, 306340), (17, 234260), (20, 199121), (26, 153170), (34, 117130), (52, 76585), (53, 75140), (65, 61268), (68, 58565), (85, 46852), (106, 37570), (130, 30634), (170, 23426), (212, 18785), (221, 18020), (260, 15317), (265, 15028), (289, 13780), (340, 11713), (442, 9010), (530, 7514), (578, 6890), (689, 5780), (884, 4505), (901, 4420), (1060, 3757), (1105, 3604), (1156, 3445), (1378, 2890), (1445, 2756), (1802, 2210)]