17737980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22741}}^1$

素因数の和:22766

約数の個数: 48

約数和(自身を含む): 53489184

約数和(自身を除く): 35751204

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, 22741, 45482, 68223, 90964, 113705, 136446, 227410, 272892, 295633, 341115, 454820, 591266, 682230, 886899, 1182532, 1364460, 1478165, 1773798, 2956330, 3547596, 4434495, 5912660, 8868990, 17737980]

約数ペア:

[(1, 17737980), (2, 8868990), (3, 5912660), (4, 4434495), (5, 3547596), (6, 2956330), (10, 1773798), (12, 1478165), (13, 1364460), (15, 1182532), (20, 886899), (26, 682230), (30, 591266), (39, 454820), (52, 341115), (60, 295633), (65, 272892), (78, 227410), (130, 136446), (156, 113705), (195, 90964), (260, 68223), (390, 45482), (780, 22741)]