4055920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{419}}^1$

素因数の和:454

約数の個数: 60

約数和(自身を含む): 10389960

約数和(自身を除く): 6334040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 419, 440, 484, 605, 838, 880, 968, 1210, 1676, 1936, 2095, 2420, 3352, 4190, 4609, 4840, 6704, 8380, 9218, 9680, 16760, 18436, 23045, 33520, 36872, 46090, 50699, 73744, 92180, 101398, 184360, 202796, 253495, 368720, 405592, 506990, 811184, 1013980, 2027960, 4055920]

約数ペア:

[(1, 4055920), (2, 2027960), (4, 1013980), (5, 811184), (8, 506990), (10, 405592), (11, 368720), (16, 253495), (20, 202796), (22, 184360), (40, 101398), (44, 92180), (55, 73744), (80, 50699), (88, 46090), (110, 36872), (121, 33520), (176, 23045), (220, 18436), (242, 16760), (419, 9680), (440, 9218), (484, 8380), (605, 6704), (838, 4840), (880, 4609), (968, 4190), (1210, 3352), (1676, 2420), (1936, 2095)]