19323780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 62469120

約数和(自身を除く): 43145340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 331, 417, 420, 556, 662, 695, 834, 973, 993, 1324, 1390, 1655, 1668, 1946, 1986, 2085, 2317, 2780, 2919, 3310, 3892, 3972, 4170, 4634, 4865, 4965, 5838, 6620, 6951, 8340, 9268, 9730, 9930, 11585, 11676, 13902, 14595, 19460, 19860, 23170, 27804, 29190, 34755, 46009, 46340, 58380, 69510, 92018, 138027, 139020, 184036, 230045, 276054, 322063, 460090, 552108, 644126, 690135, 920180, 966189, 1288252, 1380270, 1610315, 1932378, 2760540, 3220630, 3864756, 4830945, 6441260, 9661890, 19323780]

約数ペア:

[(1, 19323780), (2, 9661890), (3, 6441260), (4, 4830945), (5, 3864756), (6, 3220630), (7, 2760540), (10, 1932378), (12, 1610315), (14, 1380270), (15, 1288252), (20, 966189), (21, 920180), (28, 690135), (30, 644126), (35, 552108), (42, 460090), (60, 322063), (70, 276054), (84, 230045), (105, 184036), (139, 139020), (140, 138027), (210, 92018), (278, 69510), (331, 58380), (417, 46340), (420, 46009), (556, 34755), (662, 29190), (695, 27804), (834, 23170), (973, 19860), (993, 19460), (1324, 14595), (1390, 13902), (1655, 11676), (1668, 11585), (1946, 9930), (1986, 9730), (2085, 9268), (2317, 8340), (2780, 6951), (2919, 6620), (3310, 5838), (3892, 4965), (3972, 4865), (4170, 4634)]