56417840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37117}}^1$

素因数の和:37149

約数の個数: 40

約数和(自身を含む): 138078960

約数和(自身を除く): 81661120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 37117, 74234, 148468, 185585, 296936, 371170, 593872, 705223, 742340, 1410446, 1484680, 2820892, 2969360, 3526115, 5641784, 7052230, 11283568, 14104460, 28208920, 56417840]

約数ペア:

[(1, 56417840), (2, 28208920), (4, 14104460), (5, 11283568), (8, 7052230), (10, 5641784), (16, 3526115), (19, 2969360), (20, 2820892), (38, 1484680), (40, 1410446), (76, 742340), (80, 705223), (95, 593872), (152, 371170), (190, 296936), (304, 185585), (380, 148468), (760, 74234), (1520, 37117)]