20499681230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{6569}}^1$

素因数の和:7101

約数の個数: 64

約数和(自身を含む): 42668208000

約数和(自身を除く): 22168526770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 409, 545, 763, 818, 1090, 1526, 2045, 2863, 3815, 4090, 5726, 6569, 7630, 13138, 14315, 28630, 32845, 44581, 45983, 65690, 89162, 91966, 222905, 229915, 312067, 445810, 459830, 624134, 716021, 1432042, 1560335, 2686721, 3120670, 3580105, 5012147, 5373442, 7160210, 10024294, 13433605, 18807047, 25060735, 26867210, 37614094, 50121470, 94035235, 188070470, 292852589, 585705178, 1464262945, 2049968123, 2928525890, 4099936246, 10249840615, 20499681230]

約数ペア:

[(1, 20499681230), (2, 10249840615), (5, 4099936246), (7, 2928525890), (10, 2049968123), (14, 1464262945), (35, 585705178), (70, 292852589), (109, 188070470), (218, 94035235), (409, 50121470), (545, 37614094), (763, 26867210), (818, 25060735), (1090, 18807047), (1526, 13433605), (2045, 10024294), (2863, 7160210), (3815, 5373442), (4090, 5012147), (5726, 3580105), (6569, 3120670), (7630, 2686721), (13138, 1560335), (14315, 1432042), (28630, 716021), (32845, 624134), (44581, 459830), (45983, 445810), (65690, 312067), (89162, 229915), (91966, 222905)]