2903940640

素因数分解:

$2^5\times 5^1\times {\mathrm{3943}}^1\times {\mathrm{4603}}^1$

素因数の和:8561

約数の個数: 48

約数和(自身を含む): 6863790528

約数和(自身を除く): 3959849888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 3943, 4603, 7886, 9206, 15772, 18412, 19715, 23015, 31544, 36824, 39430, 46030, 63088, 73648, 78860, 92060, 126176, 147296, 157720, 184120, 315440, 368240, 630880, 736480, 18149629, 36299258, 72598516, 90748145, 145197032, 181496290, 290394064, 362992580, 580788128, 725985160, 1451970320, 2903940640]

約数ペア:

[(1, 2903940640), (2, 1451970320), (4, 725985160), (5, 580788128), (8, 362992580), (10, 290394064), (16, 181496290), (20, 145197032), (32, 90748145), (40, 72598516), (80, 36299258), (160, 18149629), (3943, 736480), (4603, 630880), (7886, 368240), (9206, 315440), (15772, 184120), (18412, 157720), (19715, 147296), (23015, 126176), (31544, 92060), (36824, 78860), (39430, 73648), (46030, 63088)]