40915620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9883}}^1$

素因数の和:9921

約数の個数: 72

約数和(自身を含む): 129519936

約数和(自身を除く): 88604316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 9883, 19766, 29649, 39532, 49415, 59298, 88947, 98830, 118596, 148245, 177894, 197660, 227309, 296490, 355788, 444735, 454618, 592980, 681927, 889470, 909236, 1136545, 1363854, 1778940, 2045781, 2273090, 2727708, 3409635, 4091562, 4546180, 6819270, 8183124, 10228905, 13638540, 20457810, 40915620]

約数ペア:

[(1, 40915620), (2, 20457810), (3, 13638540), (4, 10228905), (5, 8183124), (6, 6819270), (9, 4546180), (10, 4091562), (12, 3409635), (15, 2727708), (18, 2273090), (20, 2045781), (23, 1778940), (30, 1363854), (36, 1136545), (45, 909236), (46, 889470), (60, 681927), (69, 592980), (90, 454618), (92, 444735), (115, 355788), (138, 296490), (180, 227309), (207, 197660), (230, 177894), (276, 148245), (345, 118596), (414, 98830), (460, 88947), (690, 59298), (828, 49415), (1035, 39532), (1380, 29649), (2070, 19766), (4140, 9883)]