18725460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24007}}^1$

素因数の和:24032

約数の個数: 48

約数和(自身を含む): 56466816

約数和(自身を除く): 37741356

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, 24007, 48014, 72021, 96028, 120035, 144042, 240070, 288084, 312091, 360105, 480140, 624182, 720210, 936273, 1248364, 1440420, 1560455, 1872546, 3120910, 3745092, 4681365, 6241820, 9362730, 18725460]

約数ペア:

[(1, 18725460), (2, 9362730), (3, 6241820), (4, 4681365), (5, 3745092), (6, 3120910), (10, 1872546), (12, 1560455), (13, 1440420), (15, 1248364), (20, 936273), (26, 720210), (30, 624182), (39, 480140), (52, 360105), (60, 312091), (65, 288084), (78, 240070), (130, 144042), (156, 120035), (195, 96028), (260, 72021), (390, 48014), (780, 24007)]