7282180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 15998976

約数和(自身を除く): 8716796

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 127, 188, 235, 244, 254, 305, 470, 508, 610, 635, 940, 1220, 1270, 2540, 2867, 5734, 5969, 7747, 11468, 11938, 14335, 15494, 23876, 28670, 29845, 30988, 38735, 57340, 59690, 77470, 119380, 154940, 364109, 728218, 1456436, 1820545, 3641090, 7282180]

約数ペア:

[(1, 7282180), (2, 3641090), (4, 1820545), (5, 1456436), (10, 728218), (20, 364109), (47, 154940), (61, 119380), (94, 77470), (122, 59690), (127, 57340), (188, 38735), (235, 30988), (244, 29845), (254, 28670), (305, 23876), (470, 15494), (508, 14335), (610, 11938), (635, 11468), (940, 7747), (1220, 5969), (1270, 5734), (2540, 2867)]