31138440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5521}}^1$

素因数の和:5582

約数の個数: 64

約数和(自身を含む): 95420160

約数和(自身を除く): 64281720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5521, 5640, 11042, 16563, 22084, 27605, 33126, 44168, 55210, 66252, 82815, 110420, 132504, 165630, 220840, 259487, 331260, 518974, 662520, 778461, 1037948, 1297435, 1556922, 2075896, 2594870, 3113844, 3892305, 5189740, 6227688, 7784610, 10379480, 15569220, 31138440]

約数ペア:

[(1, 31138440), (2, 15569220), (3, 10379480), (4, 7784610), (5, 6227688), (6, 5189740), (8, 3892305), (10, 3113844), (12, 2594870), (15, 2075896), (20, 1556922), (24, 1297435), (30, 1037948), (40, 778461), (47, 662520), (60, 518974), (94, 331260), (120, 259487), (141, 220840), (188, 165630), (235, 132504), (282, 110420), (376, 82815), (470, 66252), (564, 55210), (705, 44168), (940, 33126), (1128, 27605), (1410, 22084), (1880, 16563), (2820, 11042), (5521, 5640)]