9827620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 23595264

約数和(自身を除く): 13767644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 131, 155, 220, 242, 262, 310, 341, 484, 524, 605, 620, 655, 682, 1210, 1310, 1364, 1441, 1705, 2420, 2620, 2882, 3410, 3751, 4061, 5764, 6820, 7205, 7502, 8122, 14410, 15004, 15851, 16244, 18755, 20305, 28820, 31702, 37510, 40610, 44671, 63404, 75020, 79255, 81220, 89342, 158510, 178684, 223355, 317020, 446710, 491381, 893420, 982762, 1965524, 2456905, 4913810, 9827620]

約数ペア:

[(1, 9827620), (2, 4913810), (4, 2456905), (5, 1965524), (10, 982762), (11, 893420), (20, 491381), (22, 446710), (31, 317020), (44, 223355), (55, 178684), (62, 158510), (110, 89342), (121, 81220), (124, 79255), (131, 75020), (155, 63404), (220, 44671), (242, 40610), (262, 37510), (310, 31702), (341, 28820), (484, 20305), (524, 18755), (605, 16244), (620, 15851), (655, 15004), (682, 14410), (1210, 8122), (1310, 7502), (1364, 7205), (1441, 6820), (1705, 5764), (2420, 4061), (2620, 3751), (2882, 3410)]