15679857820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{112951}}^1$

素因数の和:113602

約数の個数: 48

約数和(自身を含む): 35978374656

約数和(自身を除く): 20298516836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 631, 1262, 2524, 3155, 6310, 6941, 12620, 13882, 27764, 34705, 69410, 112951, 138820, 225902, 451804, 564755, 1129510, 1242461, 2259020, 2484922, 4969844, 6212305, 12424610, 24849220, 71272081, 142544162, 285088324, 356360405, 712720810, 783992891, 1425441620, 1567985782, 3135971564, 3919964455, 7839928910, 15679857820]

約数ペア:

[(1, 15679857820), (2, 7839928910), (4, 3919964455), (5, 3135971564), (10, 1567985782), (11, 1425441620), (20, 783992891), (22, 712720810), (44, 356360405), (55, 285088324), (110, 142544162), (220, 71272081), (631, 24849220), (1262, 12424610), (2524, 6212305), (3155, 4969844), (6310, 2484922), (6941, 2259020), (12620, 1242461), (13882, 1129510), (27764, 564755), (34705, 451804), (69410, 225902), (112951, 138820)]