28055820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35969}}^1$

素因数の和:35994

約数の個数: 48

約数和(自身を含む): 84601440

約数和(自身を除く): 56545620

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, 35969, 71938, 107907, 143876, 179845, 215814, 359690, 431628, 467597, 539535, 719380, 935194, 1079070, 1402791, 1870388, 2158140, 2337985, 2805582, 4675970, 5611164, 7013955, 9351940, 14027910, 28055820]

約数ペア:

[(1, 28055820), (2, 14027910), (3, 9351940), (4, 7013955), (5, 5611164), (6, 4675970), (10, 2805582), (12, 2337985), (13, 2158140), (15, 1870388), (20, 1402791), (26, 1079070), (30, 935194), (39, 719380), (52, 539535), (60, 467597), (65, 431628), (78, 359690), (130, 215814), (156, 179845), (195, 143876), (260, 107907), (390, 71938), (780, 35969)]