31272540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40093}}^1$

素因数の和:40118

約数の個数: 48

約数和(自身を含む): 94301088

約数和(自身を除く): 63028548

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, 40093, 80186, 120279, 160372, 200465, 240558, 400930, 481116, 521209, 601395, 801860, 1042418, 1202790, 1563627, 2084836, 2405580, 2606045, 3127254, 5212090, 6254508, 7818135, 10424180, 15636270, 31272540]

約数ペア:

[(1, 31272540), (2, 15636270), (3, 10424180), (4, 7818135), (5, 6254508), (6, 5212090), (10, 3127254), (12, 2606045), (13, 2405580), (15, 2084836), (20, 1563627), (26, 1202790), (30, 1042418), (39, 801860), (52, 601395), (60, 521209), (65, 481116), (78, 400930), (130, 240558), (156, 200465), (195, 160372), (260, 120279), (390, 80186), (780, 40093)]