1281610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 2571264

約数和(自身を除く): 1289654

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 191, 305, 382, 610, 671, 955, 1342, 1910, 2101, 3355, 4202, 6710, 10505, 11651, 21010, 23302, 58255, 116510, 128161, 256322, 640805, 1281610]

約数ペア:

[(1, 1281610), (2, 640805), (5, 256322), (10, 128161), (11, 116510), (22, 58255), (55, 23302), (61, 21010), (110, 11651), (122, 10505), (191, 6710), (305, 4202), (382, 3355), (610, 2101), (671, 1910), (955, 1342)]