19665480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5651}}^1$

素因数の和:5694

約数の個数: 64

約数和(自身を含む): 61041600

約数和(自身を除く): 41376120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 5651, 11302, 16953, 22604, 28255, 33906, 45208, 56510, 67812, 84765, 113020, 135624, 163879, 169530, 226040, 327758, 339060, 491637, 655516, 678120, 819395, 983274, 1311032, 1638790, 1966548, 2458185, 3277580, 3933096, 4916370, 6555160, 9832740, 19665480]

約数ペア:

[(1, 19665480), (2, 9832740), (3, 6555160), (4, 4916370), (5, 3933096), (6, 3277580), (8, 2458185), (10, 1966548), (12, 1638790), (15, 1311032), (20, 983274), (24, 819395), (29, 678120), (30, 655516), (40, 491637), (58, 339060), (60, 327758), (87, 226040), (116, 169530), (120, 163879), (145, 135624), (174, 113020), (232, 84765), (290, 67812), (348, 56510), (435, 45208), (580, 33906), (696, 28255), (870, 22604), (1160, 16953), (1740, 11302), (3480, 5651)]