653228620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{839}}^1\times {\mathrm{3539}}^1$

素因数の和:4398

約数の個数: 48

約数和(自身を含む): 1498694400

約数和(自身を除く): 845465780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 839, 1678, 3356, 3539, 4195, 7078, 8390, 9229, 14156, 16780, 17695, 18458, 35390, 36916, 38929, 46145, 70780, 77858, 92290, 155716, 184580, 194645, 389290, 778580, 2969221, 5938442, 11876884, 14846105, 29692210, 32661431, 59384420, 65322862, 130645724, 163307155, 326614310, 653228620]

約数ペア:

[(1, 653228620), (2, 326614310), (4, 163307155), (5, 130645724), (10, 65322862), (11, 59384420), (20, 32661431), (22, 29692210), (44, 14846105), (55, 11876884), (110, 5938442), (220, 2969221), (839, 778580), (1678, 389290), (3356, 194645), (3539, 184580), (4195, 155716), (7078, 92290), (8390, 77858), (9229, 70780), (14156, 46145), (16780, 38929), (17695, 36916), (18458, 35390)]