40516140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13781}}^1$

素因数の和:13807

約数の個数: 72

約数和(自身を含む): 131976432

約数和(自身を除く): 91460292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13781, 27562, 41343, 55124, 68905, 82686, 96467, 137810, 165372, 192934, 206715, 275620, 289401, 385868, 413430, 482335, 578802, 675269, 826860, 964670, 1157604, 1350538, 1447005, 1929340, 2025807, 2701076, 2894010, 3376345, 4051614, 5788020, 6752690, 8103228, 10129035, 13505380, 20258070, 40516140]

約数ペア:

[(1, 40516140), (2, 20258070), (3, 13505380), (4, 10129035), (5, 8103228), (6, 6752690), (7, 5788020), (10, 4051614), (12, 3376345), (14, 2894010), (15, 2701076), (20, 2025807), (21, 1929340), (28, 1447005), (30, 1350538), (35, 1157604), (42, 964670), (49, 826860), (60, 675269), (70, 578802), (84, 482335), (98, 413430), (105, 385868), (140, 289401), (147, 275620), (196, 206715), (210, 192934), (245, 165372), (294, 137810), (420, 96467), (490, 82686), (588, 68905), (735, 55124), (980, 41343), (1470, 27562), (2940, 13781)]