1618892720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{46307}}^1$

素因数の和:46362

約数の個数: 80

約数和(自身を含む): 4134378240

約数和(自身を除く): 2515485520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 3496, 4370, 6992, 8740, 17480, 34960, 46307, 92614, 185228, 231535, 370456, 463070, 740912, 879833, 926140, 1065061, 1759666, 1852280, 2130122, 3519332, 3704560, 4260244, 4399165, 5325305, 7038664, 8520488, 8798330, 10650610, 14077328, 17040976, 17596660, 20236159, 21301220, 35193320, 40472318, 42602440, 70386640, 80944636, 85204880, 101180795, 161889272, 202361590, 323778544, 404723180, 809446360, 1618892720]

約数ペア:

[(1, 1618892720), (2, 809446360), (4, 404723180), (5, 323778544), (8, 202361590), (10, 161889272), (16, 101180795), (19, 85204880), (20, 80944636), (23, 70386640), (38, 42602440), (40, 40472318), (46, 35193320), (76, 21301220), (80, 20236159), (92, 17596660), (95, 17040976), (115, 14077328), (152, 10650610), (184, 8798330), (190, 8520488), (230, 7038664), (304, 5325305), (368, 4399165), (380, 4260244), (437, 3704560), (460, 3519332), (760, 2130122), (874, 1852280), (920, 1759666), (1520, 1065061), (1748, 926140), (1840, 879833), (2185, 740912), (3496, 463070), (4370, 370456), (6992, 231535), (8740, 185228), (17480, 92614), (34960, 46307)]