30690920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59021}}^1$

素因数の和:59045

約数の個数: 32

約数和(自身を含む): 74367720

約数和(自身を除く): 43676800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59021, 118042, 236084, 295105, 472168, 590210, 767273, 1180420, 1534546, 2360840, 3069092, 3836365, 6138184, 7672730, 15345460, 30690920]

約数ペア:

[(1, 30690920), (2, 15345460), (4, 7672730), (5, 6138184), (8, 3836365), (10, 3069092), (13, 2360840), (20, 1534546), (26, 1180420), (40, 767273), (52, 590210), (65, 472168), (104, 295105), (130, 236084), (260, 118042), (520, 59021)]