30191920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3119}}^1$

素因数の和:3154

約数の個数: 60

約数和(自身を含む): 77182560

約数和(自身を除く): 46990640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 3119, 4840, 6238, 9680, 12476, 15595, 24952, 31190, 34309, 49904, 62380, 68618, 124760, 137236, 171545, 249520, 274472, 343090, 377399, 548944, 686180, 754798, 1372360, 1509596, 1886995, 2744720, 3019192, 3773990, 6038384, 7547980, 15095960, 30191920]

約数ペア:

[(1, 30191920), (2, 15095960), (4, 7547980), (5, 6038384), (8, 3773990), (10, 3019192), (11, 2744720), (16, 1886995), (20, 1509596), (22, 1372360), (40, 754798), (44, 686180), (55, 548944), (80, 377399), (88, 343090), (110, 274472), (121, 249520), (176, 171545), (220, 137236), (242, 124760), (440, 68618), (484, 62380), (605, 49904), (880, 34309), (968, 31190), (1210, 24952), (1936, 15595), (2420, 12476), (3119, 9680), (4840, 6238)]