40087890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2111}}^1$

素因数の和:2335

約数の個数: 48

約数和(自身を含む): 104772096

約数和(自身を除く): 64684206

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 211, 422, 633, 1055, 1266, 1899, 2110, 2111, 3165, 3798, 4222, 6330, 6333, 9495, 10555, 12666, 18990, 18999, 21110, 31665, 37998, 63330, 94995, 189990, 445421, 890842, 1336263, 2227105, 2672526, 4008789, 4454210, 6681315, 8017578, 13362630, 20043945, 40087890]

約数ペア:

[(1, 40087890), (2, 20043945), (3, 13362630), (5, 8017578), (6, 6681315), (9, 4454210), (10, 4008789), (15, 2672526), (18, 2227105), (30, 1336263), (45, 890842), (90, 445421), (211, 189990), (422, 94995), (633, 63330), (1055, 37998), (1266, 31665), (1899, 21110), (2110, 18999), (2111, 18990), (3165, 12666), (3798, 10555), (4222, 9495), (6330, 6333)]