1889349880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{13807}}^1$

素因数の和:14140

約数の個数: 64

約数和(自身を含む): 4652743680

約数和(自身を除く): 2763393800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 311, 440, 622, 1244, 1555, 2488, 3110, 3421, 6220, 6842, 12440, 13684, 13807, 17105, 27368, 27614, 34210, 55228, 68420, 69035, 110456, 136840, 138070, 151877, 276140, 303754, 552280, 607508, 759385, 1215016, 1518770, 3037540, 4293977, 6075080, 8587954, 17175908, 21469885, 34351816, 42939770, 47233747, 85879540, 94467494, 171759080, 188934988, 236168735, 377869976, 472337470, 944674940, 1889349880]

約数ペア:

[(1, 1889349880), (2, 944674940), (4, 472337470), (5, 377869976), (8, 236168735), (10, 188934988), (11, 171759080), (20, 94467494), (22, 85879540), (40, 47233747), (44, 42939770), (55, 34351816), (88, 21469885), (110, 17175908), (220, 8587954), (311, 6075080), (440, 4293977), (622, 3037540), (1244, 1518770), (1555, 1215016), (2488, 759385), (3110, 607508), (3421, 552280), (6220, 303754), (6842, 276140), (12440, 151877), (13684, 138070), (13807, 136840), (17105, 110456), (27368, 69035), (27614, 68420), (34210, 55228)]