189160040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{911}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 443232000

約数和(自身を除く): 254071960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 179, 232, 290, 358, 580, 716, 895, 911, 1160, 1432, 1790, 1822, 3580, 3644, 4555, 5191, 7160, 7288, 9110, 10382, 18220, 20764, 25955, 26419, 36440, 41528, 51910, 52838, 103820, 105676, 132095, 163069, 207640, 211352, 264190, 326138, 528380, 652276, 815345, 1056760, 1304552, 1630690, 3261380, 4729001, 6522760, 9458002, 18916004, 23645005, 37832008, 47290010, 94580020, 189160040]

約数ペア:

[(1, 189160040), (2, 94580020), (4, 47290010), (5, 37832008), (8, 23645005), (10, 18916004), (20, 9458002), (29, 6522760), (40, 4729001), (58, 3261380), (116, 1630690), (145, 1304552), (179, 1056760), (232, 815345), (290, 652276), (358, 528380), (580, 326138), (716, 264190), (895, 211352), (911, 207640), (1160, 163069), (1432, 132095), (1790, 105676), (1822, 103820), (3580, 52838), (3644, 51910), (4555, 41528), (5191, 36440), (7160, 26419), (7288, 25955), (9110, 20764), (10382, 18220)]