201551620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4957}}^1$

素因数の和:5092

約数の個数: 48

約数和(自身を含む): 449789760

約数和(自身を除く): 248238140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2140, 4066, 4957, 8132, 9914, 10165, 19828, 20330, 24785, 40660, 49570, 94183, 99140, 188366, 376732, 470915, 530399, 941830, 1060798, 1883660, 2121596, 2651995, 5303990, 10077581, 10607980, 20155162, 40310324, 50387905, 100775810, 201551620]

約数ペア:

[(1, 201551620), (2, 100775810), (4, 50387905), (5, 40310324), (10, 20155162), (19, 10607980), (20, 10077581), (38, 5303990), (76, 2651995), (95, 2121596), (107, 1883660), (190, 1060798), (214, 941830), (380, 530399), (428, 470915), (535, 376732), (1070, 188366), (2033, 99140), (2140, 94183), (4066, 49570), (4957, 40660), (8132, 24785), (9914, 20330), (10165, 19828)]