427297180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1\times {\mathrm{1117}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 928601856

約数和(自身を除く): 501304676

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 617, 620, 1117, 1234, 2234, 2468, 3085, 4468, 5585, 6170, 11170, 12340, 19127, 22340, 34627, 38254, 69254, 76508, 95635, 138508, 173135, 191270, 346270, 382540, 689189, 692540, 1378378, 2756756, 3445945, 6891890, 13783780, 21364859, 42729718, 85459436, 106824295, 213648590, 427297180]

約数ペア:

[(1, 427297180), (2, 213648590), (4, 106824295), (5, 85459436), (10, 42729718), (20, 21364859), (31, 13783780), (62, 6891890), (124, 3445945), (155, 2756756), (310, 1378378), (617, 692540), (620, 689189), (1117, 382540), (1234, 346270), (2234, 191270), (2468, 173135), (3085, 138508), (4468, 95635), (5585, 76508), (6170, 69254), (11170, 38254), (12340, 34627), (19127, 22340)]