3950138620

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1\times {\mathrm{4057}}^1$

素因数の和:4702

約数の個数: 48

約数和(自身を含む): 8405903520

約数和(自身を除く): 4455764900

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 547, 890, 1094, 1780, 2188, 2735, 4057, 5470, 8114, 10940, 16228, 20285, 40570, 48683, 81140, 97366, 194732, 243415, 361073, 486830, 722146, 973660, 1444292, 1805365, 2219179, 3610730, 4438358, 7221460, 8876716, 11095895, 22191790, 44383580, 197506931, 395013862, 790027724, 987534655, 1975069310, 3950138620]

約数ペア:

[(1, 3950138620), (2, 1975069310), (4, 987534655), (5, 790027724), (10, 395013862), (20, 197506931), (89, 44383580), (178, 22191790), (356, 11095895), (445, 8876716), (547, 7221460), (890, 4438358), (1094, 3610730), (1780, 2219179), (2188, 1805365), (2735, 1444292), (4057, 973660), (5470, 722146), (8114, 486830), (10940, 361073), (16228, 243415), (20285, 194732), (40570, 97366), (48683, 81140)]