28889380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4831}}^1$

素因数の和:4876

約数の個数: 48

約数和(自身を含む): 68189184

約数和(自身を除く): 39299804

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 4831, 5980, 9662, 19324, 24155, 48310, 62803, 96620, 111113, 125606, 222226, 251212, 314015, 444452, 555565, 628030, 1111130, 1256060, 1444469, 2222260, 2888938, 5777876, 7222345, 14444690, 28889380]

約数ペア:

[(1, 28889380), (2, 14444690), (4, 7222345), (5, 5777876), (10, 2888938), (13, 2222260), (20, 1444469), (23, 1256060), (26, 1111130), (46, 628030), (52, 555565), (65, 444452), (92, 314015), (115, 251212), (130, 222226), (230, 125606), (260, 111113), (299, 96620), (460, 62803), (598, 48310), (1196, 24155), (1495, 19324), (2990, 9662), (4831, 5980)]