4090540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 9307872

約数和(自身を除く): 5217332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 227, 265, 340, 454, 530, 901, 908, 1060, 1135, 1802, 2270, 3604, 3859, 4505, 4540, 7718, 9010, 12031, 15436, 18020, 19295, 24062, 38590, 48124, 60155, 77180, 120310, 204527, 240620, 409054, 818108, 1022635, 2045270, 4090540]

約数ペア:

[(1, 4090540), (2, 2045270), (4, 1022635), (5, 818108), (10, 409054), (17, 240620), (20, 204527), (34, 120310), (53, 77180), (68, 60155), (85, 48124), (106, 38590), (170, 24062), (212, 19295), (227, 18020), (265, 15436), (340, 12031), (454, 9010), (530, 7718), (901, 4540), (908, 4505), (1060, 3859), (1135, 3604), (1802, 2270)]