1974060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 6538896

約数和(自身を除く): 4564836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 997, 1980, 1994, 2991, 3988, 4985, 5982, 8973, 9970, 10967, 11964, 14955, 17946, 19940, 21934, 29910, 32901, 35892, 43868, 44865, 54835, 59820, 65802, 89730, 98703, 109670, 131604, 164505, 179460, 197406, 219340, 329010, 394812, 493515, 658020, 987030, 1974060]

約数ペア:

[(1, 1974060), (2, 987030), (3, 658020), (4, 493515), (5, 394812), (6, 329010), (9, 219340), (10, 197406), (11, 179460), (12, 164505), (15, 131604), (18, 109670), (20, 98703), (22, 89730), (30, 65802), (33, 59820), (36, 54835), (44, 44865), (45, 43868), (55, 35892), (60, 32901), (66, 29910), (90, 21934), (99, 19940), (110, 17946), (132, 14955), (165, 11964), (180, 10967), (198, 9970), (220, 8973), (330, 5982), (396, 4985), (495, 3988), (660, 2991), (990, 1994), (997, 1980)]