27945580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5657}}^1$

素因数の和:5698

約数の個数: 48

約数和(自身を含む): 66538080

約数和(自身を除く): 38592500

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 5657, 11314, 22628, 28285, 56570, 73541, 107483, 113140, 147082, 214966, 294164, 367705, 429932, 537415, 735410, 1074830, 1397279, 1470820, 2149660, 2794558, 5589116, 6986395, 13972790, 27945580]

約数ペア:

[(1, 27945580), (2, 13972790), (4, 6986395), (5, 5589116), (10, 2794558), (13, 2149660), (19, 1470820), (20, 1397279), (26, 1074830), (38, 735410), (52, 537415), (65, 429932), (76, 367705), (95, 294164), (130, 214966), (190, 147082), (247, 113140), (260, 107483), (380, 73541), (494, 56570), (988, 28285), (1235, 22628), (2470, 11314), (4940, 5657)]