19406200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8821}}^1$

素因数の和:8848

約数の個数: 48

約数和(自身を含む): 49226760

約数和(自身を除く): 29820560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 8821, 17642, 35284, 44105, 70568, 88210, 97031, 176420, 194062, 220525, 352840, 388124, 441050, 485155, 776248, 882100, 970310, 1764200, 1940620, 2425775, 3881240, 4851550, 9703100, 19406200]

約数ペア:

[(1, 19406200), (2, 9703100), (4, 4851550), (5, 3881240), (8, 2425775), (10, 1940620), (11, 1764200), (20, 970310), (22, 882100), (25, 776248), (40, 485155), (44, 441050), (50, 388124), (55, 352840), (88, 220525), (100, 194062), (110, 176420), (200, 97031), (220, 88210), (275, 70568), (440, 44105), (550, 35284), (1100, 17642), (2200, 8821)]