13879740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{4721}}^1$

素因数の和:4747

約数の個数: 72

約数和(自身を含む): 45217872

約数和(自身を除く): 31338132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 4721, 9442, 14163, 18884, 23605, 28326, 33047, 47210, 56652, 66094, 70815, 94420, 99141, 132188, 141630, 165235, 198282, 231329, 283260, 330470, 396564, 462658, 495705, 660940, 693987, 925316, 991410, 1156645, 1387974, 1982820, 2313290, 2775948, 3469935, 4626580, 6939870, 13879740]

約数ペア:

[(1, 13879740), (2, 6939870), (3, 4626580), (4, 3469935), (5, 2775948), (6, 2313290), (7, 1982820), (10, 1387974), (12, 1156645), (14, 991410), (15, 925316), (20, 693987), (21, 660940), (28, 495705), (30, 462658), (35, 396564), (42, 330470), (49, 283260), (60, 231329), (70, 198282), (84, 165235), (98, 141630), (105, 132188), (140, 99141), (147, 94420), (196, 70815), (210, 66094), (245, 56652), (294, 47210), (420, 33047), (490, 28326), (588, 23605), (735, 18884), (980, 14163), (1470, 9442), (2940, 4721)]