3999380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:94

約数の個数: 96

約数和(自身を含む): 10886400

約数和(自身を除く): 6887020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 53, 55, 70, 77, 98, 106, 110, 140, 154, 196, 212, 220, 245, 265, 308, 343, 371, 385, 490, 530, 539, 583, 686, 742, 770, 980, 1060, 1078, 1166, 1372, 1484, 1540, 1715, 1855, 2156, 2332, 2597, 2695, 2915, 3430, 3710, 3773, 4081, 5194, 5390, 5830, 6860, 7420, 7546, 8162, 10388, 10780, 11660, 12985, 15092, 16324, 18179, 18865, 20405, 25970, 28567, 36358, 37730, 40810, 51940, 57134, 72716, 75460, 81620, 90895, 114268, 142835, 181790, 199969, 285670, 363580, 399938, 571340, 799876, 999845, 1999690, 3999380]

約数ペア:

[(1, 3999380), (2, 1999690), (4, 999845), (5, 799876), (7, 571340), (10, 399938), (11, 363580), (14, 285670), (20, 199969), (22, 181790), (28, 142835), (35, 114268), (44, 90895), (49, 81620), (53, 75460), (55, 72716), (70, 57134), (77, 51940), (98, 40810), (106, 37730), (110, 36358), (140, 28567), (154, 25970), (196, 20405), (212, 18865), (220, 18179), (245, 16324), (265, 15092), (308, 12985), (343, 11660), (371, 10780), (385, 10388), (490, 8162), (530, 7546), (539, 7420), (583, 6860), (686, 5830), (742, 5390), (770, 5194), (980, 4081), (1060, 3773), (1078, 3710), (1166, 3430), (1372, 2915), (1484, 2695), (1540, 2597), (1715, 2332), (1855, 2156)]