28758740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 63745920

約数和(自身を除く): 34987180

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 101, 115, 202, 230, 404, 460, 505, 619, 1010, 1238, 2020, 2323, 2476, 3095, 4646, 6190, 9292, 11615, 12380, 14237, 23230, 28474, 46460, 56948, 62519, 71185, 125038, 142370, 250076, 284740, 312595, 625190, 1250380, 1437937, 2875874, 5751748, 7189685, 14379370, 28758740]

約数ペア:

[(1, 28758740), (2, 14379370), (4, 7189685), (5, 5751748), (10, 2875874), (20, 1437937), (23, 1250380), (46, 625190), (92, 312595), (101, 284740), (115, 250076), (202, 142370), (230, 125038), (404, 71185), (460, 62519), (505, 56948), (619, 46460), (1010, 28474), (1238, 23230), (2020, 14237), (2323, 12380), (2476, 11615), (3095, 9292), (4646, 6190)]