3005982020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{223}}^1\times {\mathrm{1867}}^1$

素因数の和:2137

約数の個数: 72

約数和(自身を含む): 6695748864

約数和(自身を除く): 3689766844

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 223, 361, 380, 446, 722, 892, 1115, 1444, 1805, 1867, 2230, 3610, 3734, 4237, 4460, 7220, 7468, 8474, 9335, 16948, 18670, 21185, 35473, 37340, 42370, 70946, 80503, 84740, 141892, 161006, 177365, 322012, 354730, 402515, 416341, 673987, 709460, 805030, 832682, 1347974, 1610060, 1665364, 2081705, 2695948, 3369935, 4163410, 6739870, 7910479, 8326820, 13479740, 15820958, 31641916, 39552395, 79104790, 150299101, 158209580, 300598202, 601196404, 751495505, 1502991010, 3005982020]

約数ペア:

[(1, 3005982020), (2, 1502991010), (4, 751495505), (5, 601196404), (10, 300598202), (19, 158209580), (20, 150299101), (38, 79104790), (76, 39552395), (95, 31641916), (190, 15820958), (223, 13479740), (361, 8326820), (380, 7910479), (446, 6739870), (722, 4163410), (892, 3369935), (1115, 2695948), (1444, 2081705), (1805, 1665364), (1867, 1610060), (2230, 1347974), (3610, 832682), (3734, 805030), (4237, 709460), (4460, 673987), (7220, 416341), (7468, 402515), (8474, 354730), (9335, 322012), (16948, 177365), (18670, 161006), (21185, 141892), (35473, 84740), (37340, 80503), (42370, 70946)]