40584890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1598

約数の個数: 32

約数和(自身を含む): 76308480

約数和(自身を除く): 35723590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1471, 2759, 2942, 5518, 7355, 13795, 14710, 27590, 45601, 91202, 130919, 228005, 261838, 456010, 654595, 1309190, 4058489, 8116978, 20292445, 40584890]

約数ペア:

[(1, 40584890), (2, 20292445), (5, 8116978), (10, 4058489), (31, 1309190), (62, 654595), (89, 456010), (155, 261838), (178, 228005), (310, 130919), (445, 91202), (890, 45601), (1471, 27590), (2759, 14710), (2942, 13795), (5518, 7355)]