1520306580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1949111}}^1$

素因数の和:1949136

約数の個数: 48

約数和(自身を含む): 4584311424

約数和(自身を除く): 3064004844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1949111, 3898222, 5847333, 7796444, 9745555, 11694666, 19491110, 23389332, 25338443, 29236665, 38982220, 50676886, 58473330, 76015329, 101353772, 116946660, 126692215, 152030658, 253384430, 304061316, 380076645, 506768860, 760153290, 1520306580]

約数ペア:

[(1, 1520306580), (2, 760153290), (3, 506768860), (4, 380076645), (5, 304061316), (6, 253384430), (10, 152030658), (12, 126692215), (13, 116946660), (15, 101353772), (20, 76015329), (26, 58473330), (30, 50676886), (39, 38982220), (52, 29236665), (60, 25338443), (65, 23389332), (78, 19491110), (130, 11694666), (156, 9745555), (195, 7796444), (260, 5847333), (390, 3898222), (780, 1949111)]