40354680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{643}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 121484160

約数和(自身を除く): 81129480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 523, 643, 1046, 1286, 1569, 1929, 2092, 2572, 2615, 3138, 3215, 3858, 4184, 5144, 5230, 6276, 6430, 7716, 7845, 9645, 10460, 12552, 12860, 15432, 15690, 19290, 20920, 25720, 31380, 38580, 62760, 77160, 336289, 672578, 1008867, 1345156, 1681445, 2017734, 2690312, 3362890, 4035468, 5044335, 6725780, 8070936, 10088670, 13451560, 20177340, 40354680]

約数ペア:

[(1, 40354680), (2, 20177340), (3, 13451560), (4, 10088670), (5, 8070936), (6, 6725780), (8, 5044335), (10, 4035468), (12, 3362890), (15, 2690312), (20, 2017734), (24, 1681445), (30, 1345156), (40, 1008867), (60, 672578), (120, 336289), (523, 77160), (643, 62760), (1046, 38580), (1286, 31380), (1569, 25720), (1929, 20920), (2092, 19290), (2572, 15690), (2615, 15432), (3138, 12860), (3215, 12552), (3858, 10460), (4184, 9645), (5144, 7845), (5230, 7716), (6276, 6430)]