1036989980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{209917}}^1$

素因数の和:209958

約数の個数: 48

約数和(自身を含む): 2468635680

約数和(自身を除く): 1431645700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 209917, 419834, 839668, 1049585, 2099170, 2728921, 3988423, 4198340, 5457842, 7976846, 10915684, 13644605, 15953692, 19942115, 27289210, 39884230, 51849499, 54578420, 79768460, 103698998, 207397996, 259247495, 518494990, 1036989980]

約数ペア:

[(1, 1036989980), (2, 518494990), (4, 259247495), (5, 207397996), (10, 103698998), (13, 79768460), (19, 54578420), (20, 51849499), (26, 39884230), (38, 27289210), (52, 19942115), (65, 15953692), (76, 13644605), (95, 10915684), (130, 7976846), (190, 5457842), (247, 4198340), (260, 3988423), (380, 2728921), (494, 2099170), (988, 1049585), (1235, 839668), (2470, 419834), (4940, 209917)]