210003920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12097}}^1$

素因数の和:12148

約数の個数: 80

約数和(自身を含む): 576058368

約数和(自身を除く): 366054448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 12097, 17360, 24194, 48388, 60485, 84679, 96776, 120970, 169358, 193552, 241940, 338716, 375007, 423395, 483880, 677432, 750014, 846790, 967760, 1354864, 1500028, 1693580, 1875035, 2625049, 3000056, 3387160, 3750070, 5250098, 6000112, 6774320, 7500140, 10500196, 13125245, 15000280, 21000392, 26250490, 30000560, 42000784, 52500980, 105001960, 210003920]

約数ペア:

[(1, 210003920), (2, 105001960), (4, 52500980), (5, 42000784), (7, 30000560), (8, 26250490), (10, 21000392), (14, 15000280), (16, 13125245), (20, 10500196), (28, 7500140), (31, 6774320), (35, 6000112), (40, 5250098), (56, 3750070), (62, 3387160), (70, 3000056), (80, 2625049), (112, 1875035), (124, 1693580), (140, 1500028), (155, 1354864), (217, 967760), (248, 846790), (280, 750014), (310, 677432), (434, 483880), (496, 423395), (560, 375007), (620, 338716), (868, 241940), (1085, 193552), (1240, 169358), (1736, 120970), (2170, 96776), (2480, 84679), (3472, 60485), (4340, 48388), (8680, 24194), (12097, 17360)]