1029769520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{990163}}^1$

素因数の和:990189

約数の個数: 40

約数和(自身を含む): 2578387056

約数和(自身を除く): 1548617536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 990163, 1980326, 3960652, 4950815, 7921304, 9901630, 12872119, 15842608, 19803260, 25744238, 39606520, 51488476, 64360595, 79213040, 102976952, 128721190, 205953904, 257442380, 514884760, 1029769520]

約数ペア:

[(1, 1029769520), (2, 514884760), (4, 257442380), (5, 205953904), (8, 128721190), (10, 102976952), (13, 79213040), (16, 64360595), (20, 51488476), (26, 39606520), (40, 25744238), (52, 19803260), (65, 15842608), (80, 12872119), (104, 9901630), (130, 7921304), (208, 4950815), (260, 3960652), (520, 1980326), (1040, 990163)]