2783002580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{20747}}^1$

素因数の和:21128

約数の個数: 48

約数和(自身を含む): 6169625280

約数和(自身を除く): 3386622700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 353, 380, 706, 1412, 1765, 3530, 6707, 7060, 13414, 20747, 26828, 33535, 41494, 67070, 82988, 103735, 134140, 207470, 394193, 414940, 788386, 1576772, 1970965, 3941930, 7323691, 7883860, 14647382, 29294764, 36618455, 73236910, 139150129, 146473820, 278300258, 556600516, 695750645, 1391501290, 2783002580]

約数ペア:

[(1, 2783002580), (2, 1391501290), (4, 695750645), (5, 556600516), (10, 278300258), (19, 146473820), (20, 139150129), (38, 73236910), (76, 36618455), (95, 29294764), (190, 14647382), (353, 7883860), (380, 7323691), (706, 3941930), (1412, 1970965), (1765, 1576772), (3530, 788386), (6707, 414940), (7060, 394193), (13414, 207470), (20747, 134140), (26828, 103735), (33535, 82988), (41494, 67070)]