31449220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{877}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 72571968

約数和(自身を除く): 41122748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 877, 1630, 1754, 1793, 3260, 3508, 3586, 4385, 7172, 8770, 8965, 9647, 17540, 17930, 19294, 35860, 38588, 48235, 96470, 142951, 192940, 285902, 571804, 714755, 1429510, 1572461, 2859020, 3144922, 6289844, 7862305, 15724610, 31449220]

約数ペア:

[(1, 31449220), (2, 15724610), (4, 7862305), (5, 6289844), (10, 3144922), (11, 2859020), (20, 1572461), (22, 1429510), (44, 714755), (55, 571804), (110, 285902), (163, 192940), (220, 142951), (326, 96470), (652, 48235), (815, 38588), (877, 35860), (1630, 19294), (1754, 17930), (1793, 17540), (3260, 9647), (3508, 8965), (3586, 8770), (4385, 7172)]