20275850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3049}}^1$

素因数の和:3087

約数の個数: 48

約数和(自身を含む): 45384000

約数和(自身を除く): 25108150

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 175, 190, 266, 350, 475, 665, 950, 1330, 3049, 3325, 6098, 6650, 15245, 21343, 30490, 42686, 57931, 76225, 106715, 115862, 152450, 213430, 289655, 405517, 533575, 579310, 811034, 1067150, 1448275, 2027585, 2896550, 4055170, 10137925, 20275850]

約数ペア:

[(1, 20275850), (2, 10137925), (5, 4055170), (7, 2896550), (10, 2027585), (14, 1448275), (19, 1067150), (25, 811034), (35, 579310), (38, 533575), (50, 405517), (70, 289655), (95, 213430), (133, 152450), (175, 115862), (190, 106715), (266, 76225), (350, 57931), (475, 42686), (665, 30490), (950, 21343), (1330, 15245), (3049, 6650), (3325, 6098)]