19586580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25111}}^1$

素因数の和:25136

約数の個数: 48

約数和(自身を含む): 59063424

約数和(自身を除く): 39476844

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, 25111, 50222, 75333, 100444, 125555, 150666, 251110, 301332, 326443, 376665, 502220, 652886, 753330, 979329, 1305772, 1506660, 1632215, 1958658, 3264430, 3917316, 4896645, 6528860, 9793290, 19586580]

約数ペア:

[(1, 19586580), (2, 9793290), (3, 6528860), (4, 4896645), (5, 3917316), (6, 3264430), (10, 1958658), (12, 1632215), (13, 1506660), (15, 1305772), (20, 979329), (26, 753330), (30, 652886), (39, 502220), (52, 376665), (60, 326443), (65, 301332), (78, 251110), (130, 150666), (156, 125555), (195, 100444), (260, 75333), (390, 50222), (780, 25111)]