403775990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{10163}}^1$

素因数の和:10336

約数の個数: 32

約数和(自身を含む): 757421280

約数和(自身を除く): 353645290

約数列:

[1, 2, 5, 10, 29, 58, 137, 145, 274, 290, 685, 1370, 3973, 7946, 10163, 19865, 20326, 39730, 50815, 101630, 294727, 589454, 1392331, 1473635, 2784662, 2947270, 6961655, 13923310, 40377599, 80755198, 201887995, 403775990]

約数ペア:

[(1, 403775990), (2, 201887995), (5, 80755198), (10, 40377599), (29, 13923310), (58, 6961655), (137, 2947270), (145, 2784662), (274, 1473635), (290, 1392331), (685, 589454), (1370, 294727), (3973, 101630), (7946, 50815), (10163, 39730), (19865, 20326)]