2685996860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{48677}}^1$

素因数の和:48806

約数の個数: 48

約数和(自身を含む): 5888090880

約数和(自身を除く): 3202094020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1780, 2759, 5518, 11036, 13795, 27590, 48677, 55180, 97354, 194708, 243385, 486770, 973540, 1508987, 3017974, 4332253, 6035948, 7544935, 8664506, 15089870, 17329012, 21661265, 30179740, 43322530, 86645060, 134299843, 268599686, 537199372, 671499215, 1342998430, 2685996860]

約数ペア:

[(1, 2685996860), (2, 1342998430), (4, 671499215), (5, 537199372), (10, 268599686), (20, 134299843), (31, 86645060), (62, 43322530), (89, 30179740), (124, 21661265), (155, 17329012), (178, 15089870), (310, 8664506), (356, 7544935), (445, 6035948), (620, 4332253), (890, 3017974), (1780, 1508987), (2759, 973540), (5518, 486770), (11036, 243385), (13795, 194708), (27590, 97354), (48677, 55180)]