39191840

素因数分解:

$2^5\times 5^1\times {\mathrm{397}}^1\times {\mathrm{617}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 92974392

約数和(自身を除く): 53782552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 397, 617, 794, 1234, 1588, 1985, 2468, 3085, 3176, 3970, 4936, 6170, 6352, 7940, 9872, 12340, 12704, 15880, 19744, 24680, 31760, 49360, 63520, 98720, 244949, 489898, 979796, 1224745, 1959592, 2449490, 3919184, 4898980, 7838368, 9797960, 19595920, 39191840]

約数ペア:

[(1, 39191840), (2, 19595920), (4, 9797960), (5, 7838368), (8, 4898980), (10, 3919184), (16, 2449490), (20, 1959592), (32, 1224745), (40, 979796), (80, 489898), (160, 244949), (397, 98720), (617, 63520), (794, 49360), (1234, 31760), (1588, 24680), (1985, 19744), (2468, 15880), (3085, 12704), (3176, 12340), (3970, 9872), (4936, 7940), (6170, 6352)]