42003280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:892

約数の個数: 80

約数和(自身を含む): 108475200

約数和(自身を除く): 66471920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 809, 880, 944, 1180, 1298, 1618, 2360, 2596, 3236, 3245, 4045, 4720, 5192, 6472, 6490, 8090, 8899, 10384, 12944, 12980, 16180, 17798, 25960, 32360, 35596, 44495, 47731, 51920, 64720, 71192, 88990, 95462, 142384, 177980, 190924, 238655, 355960, 381848, 477310, 525041, 711920, 763696, 954620, 1050082, 1909240, 2100164, 2625205, 3818480, 4200328, 5250410, 8400656, 10500820, 21001640, 42003280]

約数ペア:

[(1, 42003280), (2, 21001640), (4, 10500820), (5, 8400656), (8, 5250410), (10, 4200328), (11, 3818480), (16, 2625205), (20, 2100164), (22, 1909240), (40, 1050082), (44, 954620), (55, 763696), (59, 711920), (80, 525041), (88, 477310), (110, 381848), (118, 355960), (176, 238655), (220, 190924), (236, 177980), (295, 142384), (440, 95462), (472, 88990), (590, 71192), (649, 64720), (809, 51920), (880, 47731), (944, 44495), (1180, 35596), (1298, 32360), (1618, 25960), (2360, 17798), (2596, 16180), (3236, 12980), (3245, 12944), (4045, 10384), (4720, 8899), (5192, 8090), (6472, 6490)]