74390540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{5261}}^1$

素因数の和:5378

約数の個数: 48

約数和(自身を含む): 180339264

約数和(自身を除く): 105948724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 5261, 7070, 10522, 14140, 21044, 26305, 36827, 52610, 73654, 105220, 147308, 184135, 368270, 531361, 736540, 1062722, 2125444, 2656805, 3719527, 5313610, 7439054, 10627220, 14878108, 18597635, 37195270, 74390540]

約数ペア:

[(1, 74390540), (2, 37195270), (4, 18597635), (5, 14878108), (7, 10627220), (10, 7439054), (14, 5313610), (20, 3719527), (28, 2656805), (35, 2125444), (70, 1062722), (101, 736540), (140, 531361), (202, 368270), (404, 184135), (505, 147308), (707, 105220), (1010, 73654), (1414, 52610), (2020, 36827), (2828, 26305), (3535, 21044), (5261, 14140), (7070, 10522)]