231438520

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{30293}}^1$

素因数の和:30495

約数の個数: 32

約数和(自身を含む): 523480320

約数和(自身を除く): 292041800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 30293, 60586, 121172, 151465, 242344, 302930, 605860, 1211720, 5785963, 11571926, 23143852, 28929815, 46287704, 57859630, 115719260, 231438520]

約数ペア:

[(1, 231438520), (2, 115719260), (4, 57859630), (5, 46287704), (8, 28929815), (10, 23143852), (20, 11571926), (40, 5785963), (191, 1211720), (382, 605860), (764, 302930), (955, 242344), (1528, 151465), (1910, 121172), (3820, 60586), (7640, 30293)]