201790280

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{28183}}^1$

素因数の和:28373

約数の個数: 32

約数和(自身を含む): 456580800

約数和(自身を除く): 254790520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 28183, 56366, 112732, 140915, 225464, 281830, 563660, 1127320, 5044757, 10089514, 20179028, 25223785, 40358056, 50447570, 100895140, 201790280]

約数ペア:

[(1, 201790280), (2, 100895140), (4, 50447570), (5, 40358056), (8, 25223785), (10, 20179028), (20, 10089514), (40, 5044757), (179, 1127320), (358, 563660), (716, 281830), (895, 225464), (1432, 140915), (1790, 112732), (3580, 56366), (7160, 28183)]