1260654890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{1289}}^1$

素因数の和:1847

約数の個数: 64

約数和(自身を含む): 2628132480

約数和(自身を除く): 1367477590

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 523, 935, 1046, 1289, 1870, 2578, 2615, 5230, 5753, 6445, 8891, 11506, 12890, 14179, 17782, 21913, 28358, 28765, 43826, 44455, 57530, 70895, 88910, 97801, 109565, 141790, 195602, 219130, 241043, 482086, 489005, 674147, 978010, 1205215, 1348294, 2410430, 3370735, 6741470, 7415617, 11460499, 14831234, 22920998, 37078085, 57302495, 74156170, 114604990, 126065489, 252130978, 630327445, 1260654890]

約数ペア:

[(1, 1260654890), (2, 630327445), (5, 252130978), (10, 126065489), (11, 114604990), (17, 74156170), (22, 57302495), (34, 37078085), (55, 22920998), (85, 14831234), (110, 11460499), (170, 7415617), (187, 6741470), (374, 3370735), (523, 2410430), (935, 1348294), (1046, 1205215), (1289, 978010), (1870, 674147), (2578, 489005), (2615, 482086), (5230, 241043), (5753, 219130), (6445, 195602), (8891, 141790), (11506, 109565), (12890, 97801), (14179, 88910), (17782, 70895), (21913, 57530), (28358, 44455), (28765, 43826)]