4889044720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{281627}}^1$

素因数の和:281678

約数の個数: 80

約数和(自身を含む): 13409998848

約数和(自身を除く): 8520954128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 281627, 563254, 1126508, 1408135, 1971389, 2253016, 2816270, 3942778, 4506032, 5632540, 7885556, 8730437, 9856945, 11265080, 15771112, 17460874, 19713890, 22530160, 31542224, 34921748, 39427780, 43652185, 61113059, 69843496, 78855560, 87304370, 122226118, 139686992, 157711120, 174608740, 244452236, 305565295, 349217480, 488904472, 611130590, 698434960, 977808944, 1222261180, 2444522360, 4889044720]

約数ペア:

[(1, 4889044720), (2, 2444522360), (4, 1222261180), (5, 977808944), (7, 698434960), (8, 611130590), (10, 488904472), (14, 349217480), (16, 305565295), (20, 244452236), (28, 174608740), (31, 157711120), (35, 139686992), (40, 122226118), (56, 87304370), (62, 78855560), (70, 69843496), (80, 61113059), (112, 43652185), (124, 39427780), (140, 34921748), (155, 31542224), (217, 22530160), (248, 19713890), (280, 17460874), (310, 15771112), (434, 11265080), (496, 9856945), (560, 8730437), (620, 7885556), (868, 5632540), (1085, 4506032), (1240, 3942778), (1736, 2816270), (2170, 2253016), (2480, 1971389), (3472, 1408135), (4340, 1126508), (8680, 563254), (17360, 281627)]