3875820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4969}}^1$

素因数の和:4994

約数の個数: 48

約数和(自身を含む): 11689440

約数和(自身を除く): 7813620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 4969, 9938, 14907, 19876, 24845, 29814, 49690, 59628, 64597, 74535, 99380, 129194, 149070, 193791, 258388, 298140, 322985, 387582, 645970, 775164, 968955, 1291940, 1937910, 3875820]

約数ペア:

[(1, 3875820), (2, 1937910), (3, 1291940), (4, 968955), (5, 775164), (6, 645970), (10, 387582), (12, 322985), (13, 298140), (15, 258388), (20, 193791), (26, 149070), (30, 129194), (39, 99380), (52, 74535), (60, 64597), (65, 59628), (78, 49690), (130, 29814), (156, 24845), (195, 19876), (260, 14907), (390, 9938), (780, 4969)]