202379780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{1709}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 441262080

約数和(自身を除く): 238882300

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 191, 310, 382, 620, 764, 955, 1709, 1910, 3418, 3820, 5921, 6836, 8545, 11842, 17090, 23684, 29605, 34180, 52979, 59210, 105958, 118420, 211916, 264895, 326419, 529790, 652838, 1059580, 1305676, 1632095, 3264190, 6528380, 10118989, 20237978, 40475956, 50594945, 101189890, 202379780]

約数ペア:

[(1, 202379780), (2, 101189890), (4, 50594945), (5, 40475956), (10, 20237978), (20, 10118989), (31, 6528380), (62, 3264190), (124, 1632095), (155, 1305676), (191, 1059580), (310, 652838), (382, 529790), (620, 326419), (764, 264895), (955, 211916), (1709, 118420), (1910, 105958), (3418, 59210), (3820, 52979), (5921, 34180), (6836, 29605), (8545, 23684), (11842, 17090)]