17019620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 37406208

約数和(自身を除く): 20386588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 283, 310, 388, 485, 566, 620, 970, 1132, 1415, 1940, 2830, 3007, 5660, 6014, 8773, 12028, 15035, 17546, 27451, 30070, 35092, 43865, 54902, 60140, 87730, 109804, 137255, 175460, 274510, 549020, 850981, 1701962, 3403924, 4254905, 8509810, 17019620]

約数ペア:

[(1, 17019620), (2, 8509810), (4, 4254905), (5, 3403924), (10, 1701962), (20, 850981), (31, 549020), (62, 274510), (97, 175460), (124, 137255), (155, 109804), (194, 87730), (283, 60140), (310, 54902), (388, 43865), (485, 35092), (566, 30070), (620, 27451), (970, 17546), (1132, 15035), (1415, 12028), (1940, 8773), (2830, 6014), (3007, 5660)]