307029140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{7013}}^1$

素因数の和:7232

約数の個数: 48

約数和(自身を含む): 707011200

約数和(自身を除く): 399982060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 995, 1990, 2189, 3980, 4378, 7013, 8756, 10945, 14026, 21890, 28052, 35065, 43780, 70130, 77143, 140260, 154286, 308572, 385715, 771430, 1395587, 1542860, 2791174, 5582348, 6977935, 13955870, 15351457, 27911740, 30702914, 61405828, 76757285, 153514570, 307029140]

約数ペア:

[(1, 307029140), (2, 153514570), (4, 76757285), (5, 61405828), (10, 30702914), (11, 27911740), (20, 15351457), (22, 13955870), (44, 6977935), (55, 5582348), (110, 2791174), (199, 1542860), (220, 1395587), (398, 771430), (796, 385715), (995, 308572), (1990, 154286), (2189, 140260), (3980, 77143), (4378, 70130), (7013, 43780), (8756, 35065), (10945, 28052), (14026, 21890)]