56750980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19843}}^1$

素因数の和:19876

約数の個数: 48

約数和(自身を含む): 140019264

約数和(自身を除く): 83268284

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 19843, 39686, 79372, 99215, 198430, 218273, 257959, 396860, 436546, 515918, 873092, 1031836, 1091365, 1289795, 2182730, 2579590, 2837549, 4365460, 5159180, 5675098, 11350196, 14187745, 28375490, 56750980]

約数ペア:

[(1, 56750980), (2, 28375490), (4, 14187745), (5, 11350196), (10, 5675098), (11, 5159180), (13, 4365460), (20, 2837549), (22, 2579590), (26, 2182730), (44, 1289795), (52, 1091365), (55, 1031836), (65, 873092), (110, 515918), (130, 436546), (143, 396860), (220, 257959), (260, 218273), (286, 198430), (572, 99215), (715, 79372), (1430, 39686), (2860, 19843)]