9152840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5581}}^1$

素因数の和:5633

約数の個数: 32

約数和(自身を含む): 21099960

約数和(自身を除く): 11947120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5581, 11162, 22324, 27905, 44648, 55810, 111620, 223240, 228821, 457642, 915284, 1144105, 1830568, 2288210, 4576420, 9152840]

約数ペア:

[(1, 9152840), (2, 4576420), (4, 2288210), (5, 1830568), (8, 1144105), (10, 915284), (20, 457642), (40, 228821), (41, 223240), (82, 111620), (164, 55810), (205, 44648), (328, 27905), (410, 22324), (820, 11162), (1640, 5581)]