686171460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{879707}}^1$

素因数の和:879732

約数の個数: 48

約数和(自身を含む): 2069073216

約数和(自身を除く): 1382901756

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, 879707, 1759414, 2639121, 3518828, 4398535, 5278242, 8797070, 10556484, 11436191, 13195605, 17594140, 22872382, 26391210, 34308573, 45744764, 52782420, 57180955, 68617146, 114361910, 137234292, 171542865, 228723820, 343085730, 686171460]

約数ペア:

[(1, 686171460), (2, 343085730), (3, 228723820), (4, 171542865), (5, 137234292), (6, 114361910), (10, 68617146), (12, 57180955), (13, 52782420), (15, 45744764), (20, 34308573), (26, 26391210), (30, 22872382), (39, 17594140), (52, 13195605), (60, 11436191), (65, 10556484), (78, 8797070), (130, 5278242), (156, 4398535), (195, 3518828), (260, 2639121), (390, 1759414), (780, 879707)]