17821710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2789}}^1$

素因数の和:2873

約数の個数: 48

約数和(自身を含む): 47005920

約数和(自身を除く): 29184210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 2789, 3195, 5578, 6390, 8367, 13945, 16734, 25101, 27890, 41835, 50202, 83670, 125505, 198019, 251010, 396038, 594057, 990095, 1188114, 1782171, 1980190, 2970285, 3564342, 5940570, 8910855, 17821710]

約数ペア:

[(1, 17821710), (2, 8910855), (3, 5940570), (5, 3564342), (6, 2970285), (9, 1980190), (10, 1782171), (15, 1188114), (18, 990095), (30, 594057), (45, 396038), (71, 251010), (90, 198019), (142, 125505), (213, 83670), (355, 50202), (426, 41835), (639, 27890), (710, 25101), (1065, 16734), (1278, 13945), (2130, 8367), (2789, 6390), (3195, 5578)]