18825060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 56448000

約数和(自身を除く): 37622940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 58, 60, 62, 87, 93, 116, 124, 145, 155, 174, 186, 290, 310, 348, 349, 372, 435, 465, 580, 620, 698, 870, 899, 930, 1047, 1396, 1740, 1745, 1798, 1860, 2094, 2697, 3490, 3596, 4188, 4495, 5235, 5394, 6980, 8990, 10121, 10470, 10788, 10819, 13485, 17980, 20242, 20940, 21638, 26970, 30363, 32457, 40484, 43276, 50605, 53940, 54095, 60726, 64914, 101210, 108190, 121452, 129828, 151815, 162285, 202420, 216380, 303630, 313751, 324570, 607260, 627502, 649140, 941253, 1255004, 1568755, 1882506, 3137510, 3765012, 4706265, 6275020, 9412530, 18825060]

約数ペア:

[(1, 18825060), (2, 9412530), (3, 6275020), (4, 4706265), (5, 3765012), (6, 3137510), (10, 1882506), (12, 1568755), (15, 1255004), (20, 941253), (29, 649140), (30, 627502), (31, 607260), (58, 324570), (60, 313751), (62, 303630), (87, 216380), (93, 202420), (116, 162285), (124, 151815), (145, 129828), (155, 121452), (174, 108190), (186, 101210), (290, 64914), (310, 60726), (348, 54095), (349, 53940), (372, 50605), (435, 43276), (465, 40484), (580, 32457), (620, 30363), (698, 26970), (870, 21638), (899, 20940), (930, 20242), (1047, 17980), (1396, 13485), (1740, 10819), (1745, 10788), (1798, 10470), (1860, 10121), (2094, 8990), (2697, 6980), (3490, 5394), (3596, 5235), (4188, 4495)]