9939540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12743}}^1$

素因数の和:12768

約数の個数: 48

約数和(自身を含む): 29973888

約数和(自身を除く): 20034348

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, 12743, 25486, 38229, 50972, 63715, 76458, 127430, 152916, 165659, 191145, 254860, 331318, 382290, 496977, 662636, 764580, 828295, 993954, 1656590, 1987908, 2484885, 3313180, 4969770, 9939540]

約数ペア:

[(1, 9939540), (2, 4969770), (3, 3313180), (4, 2484885), (5, 1987908), (6, 1656590), (10, 993954), (12, 828295), (13, 764580), (15, 662636), (20, 496977), (26, 382290), (30, 331318), (39, 254860), (52, 191145), (60, 165659), (65, 152916), (78, 127430), (130, 76458), (156, 63715), (195, 50972), (260, 38229), (390, 25486), (780, 12743)]