1900535320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1158863}}^1$

素因数の和:1158915

約数の個数: 32

約数和(自身を含む): 4380505920

約数和(自身を除く): 2479970600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1158863, 2317726, 4635452, 5794315, 9270904, 11588630, 23177260, 46354520, 47513383, 95026766, 190053532, 237566915, 380107064, 475133830, 950267660, 1900535320]

約数ペア:

[(1, 1900535320), (2, 950267660), (4, 475133830), (5, 380107064), (8, 237566915), (10, 190053532), (20, 95026766), (40, 47513383), (41, 46354520), (82, 23177260), (164, 11588630), (205, 9270904), (328, 5794315), (410, 4635452), (820, 2317726), (1640, 1158863)]