19894380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:767

約数の個数: 96

約数和(自身を含む): 62270208

約数和(自身を除く): 42375828

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 129, 132, 165, 172, 215, 220, 258, 330, 430, 473, 516, 645, 660, 701, 860, 946, 1290, 1402, 1419, 1892, 2103, 2365, 2580, 2804, 2838, 3505, 4206, 4730, 5676, 7010, 7095, 7711, 8412, 9460, 10515, 14020, 14190, 15422, 21030, 23133, 28380, 30143, 30844, 38555, 42060, 46266, 60286, 77110, 90429, 92532, 115665, 120572, 150715, 154220, 180858, 231330, 301430, 331573, 361716, 452145, 462660, 602860, 663146, 904290, 994719, 1326292, 1657865, 1808580, 1989438, 3315730, 3978876, 4973595, 6631460, 9947190, 19894380]

約数ペア:

[(1, 19894380), (2, 9947190), (3, 6631460), (4, 4973595), (5, 3978876), (6, 3315730), (10, 1989438), (11, 1808580), (12, 1657865), (15, 1326292), (20, 994719), (22, 904290), (30, 663146), (33, 602860), (43, 462660), (44, 452145), (55, 361716), (60, 331573), (66, 301430), (86, 231330), (110, 180858), (129, 154220), (132, 150715), (165, 120572), (172, 115665), (215, 92532), (220, 90429), (258, 77110), (330, 60286), (430, 46266), (473, 42060), (516, 38555), (645, 30844), (660, 30143), (701, 28380), (860, 23133), (946, 21030), (1290, 15422), (1402, 14190), (1419, 14020), (1892, 10515), (2103, 9460), (2365, 8412), (2580, 7711), (2804, 7095), (2838, 7010), (3505, 5676), (4206, 4730)]