11970920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23021}}^1$

素因数の和:23045

約数の個数: 32

約数和(自身を含む): 29007720

約数和(自身を除く): 17036800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 23021, 46042, 92084, 115105, 184168, 230210, 299273, 460420, 598546, 920840, 1197092, 1496365, 2394184, 2992730, 5985460, 11970920]

約数ペア:

[(1, 11970920), (2, 5985460), (4, 2992730), (5, 2394184), (8, 1496365), (10, 1197092), (13, 920840), (20, 598546), (26, 460420), (40, 299273), (52, 230210), (65, 184168), (104, 115105), (130, 92084), (260, 46042), (520, 23021)]