487738420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{14771}}^1$

素因数の和:14920

約数の個数: 48

約数和(自身を含む): 1111799808

約数和(自身を除く): 624061388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 14771, 16510, 29542, 33020, 59084, 73855, 147710, 192023, 295420, 384046, 768092, 960115, 1875917, 1920230, 3751834, 3840460, 7503668, 9379585, 18759170, 24386921, 37518340, 48773842, 97547684, 121934605, 243869210, 487738420]

約数ペア:

[(1, 487738420), (2, 243869210), (4, 121934605), (5, 97547684), (10, 48773842), (13, 37518340), (20, 24386921), (26, 18759170), (52, 9379585), (65, 7503668), (127, 3840460), (130, 3751834), (254, 1920230), (260, 1875917), (508, 960115), (635, 768092), (1270, 384046), (1651, 295420), (2540, 192023), (3302, 147710), (6604, 73855), (8255, 59084), (14771, 33020), (16510, 29542)]