8290996940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{156967}}^1$

素因数の和:157134

約数の個数: 48

約数和(自身を含む): 18459436800

約数和(自身を除く): 10168439860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 278, 380, 556, 695, 1390, 2641, 2780, 5282, 10564, 13205, 26410, 52820, 156967, 313934, 627868, 784835, 1569670, 2982373, 3139340, 5964746, 11929492, 14911865, 21818413, 29823730, 43636826, 59647460, 87273652, 109092065, 218184130, 414549847, 436368260, 829099694, 1658199388, 2072749235, 4145498470, 8290996940]

約数ペア:

[(1, 8290996940), (2, 4145498470), (4, 2072749235), (5, 1658199388), (10, 829099694), (19, 436368260), (20, 414549847), (38, 218184130), (76, 109092065), (95, 87273652), (139, 59647460), (190, 43636826), (278, 29823730), (380, 21818413), (556, 14911865), (695, 11929492), (1390, 5964746), (2641, 3139340), (2780, 2982373), (5282, 1569670), (10564, 784835), (13205, 627868), (26410, 313934), (52820, 156967)]