16995720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{20233}}^1$

素因数の和:20254

約数の個数: 64

約数和(自身を含む): 58273920

約数和(自身を除く): 41278200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 20233, 40466, 60699, 80932, 101165, 121398, 141631, 161864, 202330, 242796, 283262, 303495, 404660, 424893, 485592, 566524, 606990, 708155, 809320, 849786, 1133048, 1213980, 1416310, 1699572, 2124465, 2427960, 2832620, 3399144, 4248930, 5665240, 8497860, 16995720]

約数ペア:

[(1, 16995720), (2, 8497860), (3, 5665240), (4, 4248930), (5, 3399144), (6, 2832620), (7, 2427960), (8, 2124465), (10, 1699572), (12, 1416310), (14, 1213980), (15, 1133048), (20, 849786), (21, 809320), (24, 708155), (28, 606990), (30, 566524), (35, 485592), (40, 424893), (42, 404660), (56, 303495), (60, 283262), (70, 242796), (84, 202330), (105, 161864), (120, 141631), (140, 121398), (168, 101165), (210, 80932), (280, 60699), (420, 40466), (840, 20233)]