1709960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 4561920

約数和(自身を除く): 2851960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 197, 217, 248, 280, 310, 394, 434, 620, 788, 868, 985, 1085, 1240, 1379, 1576, 1736, 1970, 2170, 2758, 3940, 4340, 5516, 6107, 6895, 7880, 8680, 11032, 12214, 13790, 24428, 27580, 30535, 42749, 48856, 55160, 61070, 85498, 122140, 170996, 213745, 244280, 341992, 427490, 854980, 1709960]

約数ペア:

[(1, 1709960), (2, 854980), (4, 427490), (5, 341992), (7, 244280), (8, 213745), (10, 170996), (14, 122140), (20, 85498), (28, 61070), (31, 55160), (35, 48856), (40, 42749), (56, 30535), (62, 27580), (70, 24428), (124, 13790), (140, 12214), (155, 11032), (197, 8680), (217, 7880), (248, 6895), (280, 6107), (310, 5516), (394, 4340), (434, 3940), (620, 2758), (788, 2170), (868, 1970), (985, 1736), (1085, 1576), (1240, 1379)]