23223980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6871}}^1$

素因数の和:6906

約数の個数: 36

約数和(自身を含む): 52818192

約数和(自身を除く): 29594212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 6871, 13742, 27484, 34355, 68710, 89323, 137420, 178646, 357292, 446615, 893230, 1161199, 1786460, 2322398, 4644796, 5805995, 11611990, 23223980]

約数ペア:

[(1, 23223980), (2, 11611990), (4, 5805995), (5, 4644796), (10, 2322398), (13, 1786460), (20, 1161199), (26, 893230), (52, 446615), (65, 357292), (130, 178646), (169, 137420), (260, 89323), (338, 68710), (676, 34355), (845, 27484), (1690, 13742), (3380, 6871)]