39340140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13381}}^1$

素因数の和:13407

約数の個数: 72

約数和(自身を含む): 128146032

約数和(自身を除く): 88805892

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, 13381, 26762, 40143, 53524, 66905, 80286, 93667, 133810, 160572, 187334, 200715, 267620, 281001, 374668, 401430, 468335, 562002, 655669, 802860, 936670, 1124004, 1311338, 1405005, 1873340, 1967007, 2622676, 2810010, 3278345, 3934014, 5620020, 6556690, 7868028, 9835035, 13113380, 19670070, 39340140]

約数ペア:

[(1, 39340140), (2, 19670070), (3, 13113380), (4, 9835035), (5, 7868028), (6, 6556690), (7, 5620020), (10, 3934014), (12, 3278345), (14, 2810010), (15, 2622676), (20, 1967007), (21, 1873340), (28, 1405005), (30, 1311338), (35, 1124004), (42, 936670), (49, 802860), (60, 655669), (70, 562002), (84, 468335), (98, 401430), (105, 374668), (140, 281001), (147, 267620), (196, 200715), (210, 187334), (245, 160572), (294, 133810), (420, 93667), (490, 80286), (588, 66905), (735, 53524), (980, 40143), (1470, 26762), (2940, 13381)]