3876140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 8678880

約数和(自身を除く): 4802740

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 163, 164, 205, 290, 326, 410, 580, 652, 815, 820, 1189, 1630, 2378, 3260, 4727, 4756, 5945, 6683, 9454, 11890, 13366, 18908, 23635, 23780, 26732, 33415, 47270, 66830, 94540, 133660, 193807, 387614, 775228, 969035, 1938070, 3876140]

約数ペア:

[(1, 3876140), (2, 1938070), (4, 969035), (5, 775228), (10, 387614), (20, 193807), (29, 133660), (41, 94540), (58, 66830), (82, 47270), (116, 33415), (145, 26732), (163, 23780), (164, 23635), (205, 18908), (290, 13366), (326, 11890), (410, 9454), (580, 6683), (652, 5945), (815, 4756), (820, 4727), (1189, 3260), (1630, 2378)]