28666010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1039}}^1$

素因数の和:1166

約数の個数: 32

約数和(自身を含む): 53913600

約数和(自身を除く): 25247590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1039, 2078, 2759, 5195, 5518, 10390, 13795, 27590, 32209, 64418, 92471, 161045, 184942, 322090, 462355, 924710, 2866601, 5733202, 14333005, 28666010]

約数ペア:

[(1, 28666010), (2, 14333005), (5, 5733202), (10, 2866601), (31, 924710), (62, 462355), (89, 322090), (155, 184942), (178, 161045), (310, 92471), (445, 64418), (890, 32209), (1039, 27590), (2078, 13795), (2759, 10390), (5195, 5518)]