28764170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 56696760

約数和(自身を除く): 27932590

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 269, 289, 370, 538, 578, 629, 1258, 1345, 1445, 2690, 2890, 3145, 4573, 6290, 9146, 9953, 10693, 19906, 21386, 22865, 45730, 49765, 53465, 77741, 99530, 106930, 155482, 169201, 338402, 388705, 777410, 846005, 1692010, 2876417, 5752834, 14382085, 28764170]

約数ペア:

[(1, 28764170), (2, 14382085), (5, 5752834), (10, 2876417), (17, 1692010), (34, 846005), (37, 777410), (74, 388705), (85, 338402), (170, 169201), (185, 155482), (269, 106930), (289, 99530), (370, 77741), (538, 53465), (578, 49765), (629, 45730), (1258, 22865), (1345, 21386), (1445, 19906), (2690, 10693), (2890, 9953), (3145, 9146), (4573, 6290)]