47131020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13781}}^1$

素因数の和:13815

約数の個数: 72

約数和(自身を含む): 150499440

約数和(自身を除く): 103368420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 13781, 27562, 41343, 55124, 68905, 82686, 124029, 137810, 165372, 206715, 248058, 261839, 275620, 413430, 496116, 523678, 620145, 785517, 826860, 1047356, 1240290, 1309195, 1571034, 2356551, 2480580, 2618390, 3142068, 3927585, 4713102, 5236780, 7855170, 9426204, 11782755, 15710340, 23565510, 47131020]

約数ペア:

[(1, 47131020), (2, 23565510), (3, 15710340), (4, 11782755), (5, 9426204), (6, 7855170), (9, 5236780), (10, 4713102), (12, 3927585), (15, 3142068), (18, 2618390), (19, 2480580), (20, 2356551), (30, 1571034), (36, 1309195), (38, 1240290), (45, 1047356), (57, 826860), (60, 785517), (76, 620145), (90, 523678), (95, 496116), (114, 413430), (171, 275620), (180, 261839), (190, 248058), (228, 206715), (285, 165372), (342, 137810), (380, 124029), (570, 82686), (684, 68905), (855, 55124), (1140, 41343), (1710, 27562), (3420, 13781)]