1999567220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{751717}}^1$

素因数の和:751752

約数の個数: 48

約数和(自身を含む): 5051544960

約数和(自身を除く): 3051977740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 751717, 1503434, 3006868, 3758585, 5262019, 7517170, 10524038, 14282623, 15034340, 21048076, 26310095, 28565246, 52620190, 57130492, 71413115, 99978361, 105240380, 142826230, 199956722, 285652460, 399913444, 499891805, 999783610, 1999567220]

約数ペア:

[(1, 1999567220), (2, 999783610), (4, 499891805), (5, 399913444), (7, 285652460), (10, 199956722), (14, 142826230), (19, 105240380), (20, 99978361), (28, 71413115), (35, 57130492), (38, 52620190), (70, 28565246), (76, 26310095), (95, 21048076), (133, 15034340), (140, 14282623), (190, 10524038), (266, 7517170), (380, 5262019), (532, 3758585), (665, 3006868), (1330, 1503434), (2660, 751717)]