4290701980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{490927}}^1$

素因数の和:490978

約数の個数: 48

約数和(自身を含む): 9897108480

約数和(自身を除く): 5606406500

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 490927, 981854, 1963708, 2454635, 4909270, 9327613, 9818540, 11291321, 18655226, 22582642, 37310452, 45165284, 46638065, 56456605, 93276130, 112913210, 186552260, 214535099, 225826420, 429070198, 858140396, 1072675495, 2145350990, 4290701980]

約数ペア:

[(1, 4290701980), (2, 2145350990), (4, 1072675495), (5, 858140396), (10, 429070198), (19, 225826420), (20, 214535099), (23, 186552260), (38, 112913210), (46, 93276130), (76, 56456605), (92, 46638065), (95, 45165284), (115, 37310452), (190, 22582642), (230, 18655226), (380, 11291321), (437, 9818540), (460, 9327613), (874, 4909270), (1748, 2454635), (2185, 1963708), (4370, 981854), (8740, 490927)]