550457660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1\times {\mathrm{1487}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 1175924736

約数和(自身を除く): 625467076

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 223, 332, 415, 446, 830, 892, 1115, 1487, 1660, 2230, 2974, 4460, 5948, 7435, 14870, 18509, 29740, 37018, 74036, 92545, 123421, 185090, 246842, 331601, 370180, 493684, 617105, 663202, 1234210, 1326404, 1658005, 2468420, 3316010, 6632020, 27522883, 55045766, 110091532, 137614415, 275228830, 550457660]

約数ペア:

[(1, 550457660), (2, 275228830), (4, 137614415), (5, 110091532), (10, 55045766), (20, 27522883), (83, 6632020), (166, 3316010), (223, 2468420), (332, 1658005), (415, 1326404), (446, 1234210), (830, 663202), (892, 617105), (1115, 493684), (1487, 370180), (1660, 331601), (2230, 246842), (2974, 185090), (4460, 123421), (5948, 92545), (7435, 74036), (14870, 37018), (18509, 29740)]