1938574960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{11131}}^1$

素因数の和:11462

約数の個数: 80

約数和(自身を含む): 5168097792

約数和(自身を除く): 3229522832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 311, 560, 622, 1244, 1555, 2177, 2488, 3110, 4354, 4976, 6220, 8708, 10885, 11131, 12440, 17416, 21770, 22262, 24880, 34832, 43540, 44524, 55655, 77917, 87080, 89048, 111310, 155834, 174160, 178096, 222620, 311668, 389585, 445240, 623336, 779170, 890480, 1246672, 1558340, 3116680, 3461741, 6233360, 6923482, 13846964, 17308705, 24232187, 27693928, 34617410, 48464374, 55387856, 69234820, 96928748, 121160935, 138469640, 193857496, 242321870, 276939280, 387714992, 484643740, 969287480, 1938574960]

約数ペア:

[(1, 1938574960), (2, 969287480), (4, 484643740), (5, 387714992), (7, 276939280), (8, 242321870), (10, 193857496), (14, 138469640), (16, 121160935), (20, 96928748), (28, 69234820), (35, 55387856), (40, 48464374), (56, 34617410), (70, 27693928), (80, 24232187), (112, 17308705), (140, 13846964), (280, 6923482), (311, 6233360), (560, 3461741), (622, 3116680), (1244, 1558340), (1555, 1246672), (2177, 890480), (2488, 779170), (3110, 623336), (4354, 445240), (4976, 389585), (6220, 311668), (8708, 222620), (10885, 178096), (11131, 174160), (12440, 155834), (17416, 111310), (21770, 89048), (22262, 87080), (24880, 77917), (34832, 55655), (43540, 44524)]