38947860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{30911}}^1$

素因数の和:30933

約数の個数: 72

約数和(自身を含む): 135023616

約数和(自身を除く): 96075756

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 30911, 61822, 92733, 123644, 154555, 185466, 216377, 278199, 309110, 370932, 432754, 463665, 556398, 618220, 649131, 865508, 927330, 1081885, 1112796, 1298262, 1390995, 1854660, 1947393, 2163770, 2596524, 2781990, 3245655, 3894786, 4327540, 5563980, 6491310, 7789572, 9736965, 12982620, 19473930, 38947860]

約数ペア:

[(1, 38947860), (2, 19473930), (3, 12982620), (4, 9736965), (5, 7789572), (6, 6491310), (7, 5563980), (9, 4327540), (10, 3894786), (12, 3245655), (14, 2781990), (15, 2596524), (18, 2163770), (20, 1947393), (21, 1854660), (28, 1390995), (30, 1298262), (35, 1112796), (36, 1081885), (42, 927330), (45, 865508), (60, 649131), (63, 618220), (70, 556398), (84, 463665), (90, 432754), (105, 370932), (126, 309110), (140, 278199), (180, 216377), (210, 185466), (252, 154555), (315, 123644), (420, 92733), (630, 61822), (1260, 30911)]