273815480

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{70571}}^1$

素因数の和:70679

約数の個数: 32

約数和(自身を含む): 622445040

約数和(自身を除く): 348629560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 70571, 141142, 282284, 352855, 564568, 705710, 1411420, 2822840, 6845387, 13690774, 27381548, 34226935, 54763096, 68453870, 136907740, 273815480]

約数ペア:

[(1, 273815480), (2, 136907740), (4, 68453870), (5, 54763096), (8, 34226935), (10, 27381548), (20, 13690774), (40, 6845387), (97, 2822840), (194, 1411420), (388, 705710), (485, 564568), (776, 352855), (970, 282284), (1940, 141142), (3880, 70571)]