20253690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1619}}^1$

素因数の和:1771

約数の個数: 48

約数和(自身を含む): 53071200

約数和(自身を除く): 32817510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 695, 834, 1251, 1390, 1619, 2085, 2502, 3238, 4170, 4857, 6255, 8095, 9714, 12510, 14571, 16190, 24285, 29142, 48570, 72855, 145710, 225041, 450082, 675123, 1125205, 1350246, 2025369, 2250410, 3375615, 4050738, 6751230, 10126845, 20253690]

約数ペア:

[(1, 20253690), (2, 10126845), (3, 6751230), (5, 4050738), (6, 3375615), (9, 2250410), (10, 2025369), (15, 1350246), (18, 1125205), (30, 675123), (45, 450082), (90, 225041), (139, 145710), (278, 72855), (417, 48570), (695, 29142), (834, 24285), (1251, 16190), (1390, 14571), (1619, 12510), (2085, 9714), (2502, 8095), (3238, 6255), (4170, 4857)]