39914980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:605

約数の個数: 96

約数和(自身を含む): 104896512

約数和(自身を除く): 64981532

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 310, 340, 434, 476, 527, 541, 595, 620, 868, 1054, 1082, 1085, 1190, 2108, 2164, 2170, 2380, 2635, 2705, 3689, 3787, 4340, 5270, 5410, 7378, 7574, 9197, 10540, 10820, 14756, 15148, 16771, 18394, 18445, 18935, 33542, 36788, 36890, 37870, 45985, 64379, 67084, 73780, 75740, 83855, 91970, 117397, 128758, 167710, 183940, 234794, 257516, 285107, 321895, 335420, 469588, 570214, 586985, 643790, 1140428, 1173970, 1287580, 1425535, 1995749, 2347940, 2851070, 3991498, 5702140, 7982996, 9978745, 19957490, 39914980]

約数ペア:

[(1, 39914980), (2, 19957490), (4, 9978745), (5, 7982996), (7, 5702140), (10, 3991498), (14, 2851070), (17, 2347940), (20, 1995749), (28, 1425535), (31, 1287580), (34, 1173970), (35, 1140428), (62, 643790), (68, 586985), (70, 570214), (85, 469588), (119, 335420), (124, 321895), (140, 285107), (155, 257516), (170, 234794), (217, 183940), (238, 167710), (310, 128758), (340, 117397), (434, 91970), (476, 83855), (527, 75740), (541, 73780), (595, 67084), (620, 64379), (868, 45985), (1054, 37870), (1082, 36890), (1085, 36788), (1190, 33542), (2108, 18935), (2164, 18445), (2170, 18394), (2380, 16771), (2635, 15148), (2705, 14756), (3689, 10820), (3787, 10540), (4340, 9197), (5270, 7574), (5410, 7378)]