42730720

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5039}}^1$

素因数の和:5107

約数の個数: 48

約数和(自身を含む): 102876480

約数和(自身を除く): 60145760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 5039, 8480, 10078, 20156, 25195, 40312, 50390, 80624, 100780, 161248, 201560, 267067, 403120, 534134, 806240, 1068268, 1335335, 2136536, 2670670, 4273072, 5341340, 8546144, 10682680, 21365360, 42730720]

約数ペア:

[(1, 42730720), (2, 21365360), (4, 10682680), (5, 8546144), (8, 5341340), (10, 4273072), (16, 2670670), (20, 2136536), (32, 1335335), (40, 1068268), (53, 806240), (80, 534134), (106, 403120), (160, 267067), (212, 201560), (265, 161248), (424, 100780), (530, 80624), (848, 50390), (1060, 40312), (1696, 25195), (2120, 20156), (4240, 10078), (5039, 8480)]