84865220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3539}}^1$

素因数の和:3668

約数の個数: 48

約数和(自身を含む): 196257600

約数和(自身を除く): 111392380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 3539, 4796, 5995, 7078, 11990, 14156, 17695, 23980, 35390, 38929, 70780, 77858, 155716, 194645, 385751, 389290, 771502, 778580, 1543004, 1928755, 3857510, 4243261, 7715020, 8486522, 16973044, 21216305, 42432610, 84865220]

約数ペア:

[(1, 84865220), (2, 42432610), (4, 21216305), (5, 16973044), (10, 8486522), (11, 7715020), (20, 4243261), (22, 3857510), (44, 1928755), (55, 1543004), (109, 778580), (110, 771502), (218, 389290), (220, 385751), (436, 194645), (545, 155716), (1090, 77858), (1199, 70780), (2180, 38929), (2398, 35390), (3539, 23980), (4796, 17695), (5995, 14156), (7078, 11990)]