468920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 1112400

約数和(自身を除く): 643480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 617, 760, 1234, 2468, 3085, 4936, 6170, 11723, 12340, 23446, 24680, 46892, 58615, 93784, 117230, 234460, 468920]

約数ペア:

[(1, 468920), (2, 234460), (4, 117230), (5, 93784), (8, 58615), (10, 46892), (19, 24680), (20, 23446), (38, 12340), (40, 11723), (76, 6170), (95, 4936), (152, 3085), (190, 2468), (380, 1234), (617, 760)]