1840378028

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1\times {\mathrm{281}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 3397996224

約数和(自身を除く): 1557618196

約数列:

[1, 2, 4, 23, 46, 92, 257, 277, 281, 514, 554, 562, 1028, 1108, 1124, 5911, 6371, 6463, 11822, 12742, 12926, 23644, 25484, 25852, 71189, 72217, 77837, 142378, 144434, 155674, 284756, 288868, 311348, 1637347, 1660991, 1790251, 3274694, 3321982, 3580502, 6549388, 6643964, 7161004, 20004109, 40008218, 80016436, 460094507, 920189014, 1840378028]

約数ペア:

[(1, 1840378028), (2, 920189014), (4, 460094507), (23, 80016436), (46, 40008218), (92, 20004109), (257, 7161004), (277, 6643964), (281, 6549388), (514, 3580502), (554, 3321982), (562, 3274694), (1028, 1790251), (1108, 1660991), (1124, 1637347), (5911, 311348), (6371, 288868), (6463, 284756), (11822, 155674), (12742, 144434), (12926, 142378), (23644, 77837), (25484, 72217), (25852, 71189)]