13789852760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{182309}}^1$

素因数の和:182412

約数の個数: 64

約数和(自身を含む): 32553273600

約数和(自身を除く): 18763420840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1891, 2440, 3782, 7564, 9455, 15128, 18910, 37820, 75640, 182309, 364618, 729236, 911545, 1458472, 1823090, 3646180, 5651579, 7292360, 11120849, 11303158, 22241698, 22606316, 28257895, 44483396, 45212632, 55604245, 56515790, 88966792, 111208490, 113031580, 222416980, 226063160, 344746319, 444833960, 689492638, 1378985276, 1723731595, 2757970552, 3447463190, 6894926380, 13789852760]

約数ペア:

[(1, 13789852760), (2, 6894926380), (4, 3447463190), (5, 2757970552), (8, 1723731595), (10, 1378985276), (20, 689492638), (31, 444833960), (40, 344746319), (61, 226063160), (62, 222416980), (122, 113031580), (124, 111208490), (155, 88966792), (244, 56515790), (248, 55604245), (305, 45212632), (310, 44483396), (488, 28257895), (610, 22606316), (620, 22241698), (1220, 11303158), (1240, 11120849), (1891, 7292360), (2440, 5651579), (3782, 3646180), (7564, 1823090), (9455, 1458472), (15128, 911545), (18910, 729236), (37820, 364618), (75640, 182309)]