30641988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2207}}^1$

素因数の和:2316

約数の個数: 48

約数和(自身を含む): 77898240

約数和(自身を除く): 47256252

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 89, 156, 178, 267, 356, 534, 1068, 1157, 2207, 2314, 3471, 4414, 4628, 6621, 6942, 8828, 13242, 13884, 26484, 28691, 57382, 86073, 114764, 172146, 196423, 344292, 392846, 589269, 785692, 1178538, 2357076, 2553499, 5106998, 7660497, 10213996, 15320994, 30641988]

約数ペア:

[(1, 30641988), (2, 15320994), (3, 10213996), (4, 7660497), (6, 5106998), (12, 2553499), (13, 2357076), (26, 1178538), (39, 785692), (52, 589269), (78, 392846), (89, 344292), (156, 196423), (178, 172146), (267, 114764), (356, 86073), (534, 57382), (1068, 28691), (1157, 26484), (2207, 13884), (2314, 13242), (3471, 8828), (4414, 6942), (4628, 6621)]