2000391320

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{95621}}^1$

素因数の和:96155

約数の個数: 32

約数和(自身を含む): 4509533520

約数和(自身を除く): 2509142200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 4184, 5230, 10460, 20920, 95621, 191242, 382484, 478105, 764968, 956210, 1912420, 3824840, 50009783, 100019566, 200039132, 250048915, 400078264, 500097830, 1000195660, 2000391320]

約数ペア:

[(1, 2000391320), (2, 1000195660), (4, 500097830), (5, 400078264), (8, 250048915), (10, 200039132), (20, 100019566), (40, 50009783), (523, 3824840), (1046, 1912420), (2092, 956210), (2615, 764968), (4184, 478105), (5230, 382484), (10460, 191242), (20920, 95621)]