28401730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:883

約数の個数: 64

約数和(自身を含む): 64074240

約数和(自身を除く): 35672510

約数列:

[1, 2, 5, 7, 10, 14, 17, 29, 34, 35, 58, 70, 85, 119, 145, 170, 203, 238, 290, 406, 493, 595, 823, 986, 1015, 1190, 1646, 2030, 2465, 3451, 4115, 4930, 5761, 6902, 8230, 11522, 13991, 17255, 23867, 27982, 28805, 34510, 47734, 57610, 69955, 97937, 119335, 139910, 167069, 195874, 238670, 334138, 405739, 489685, 811478, 835345, 979370, 1670690, 2028695, 2840173, 4057390, 5680346, 14200865, 28401730]

約数ペア:

[(1, 28401730), (2, 14200865), (5, 5680346), (7, 4057390), (10, 2840173), (14, 2028695), (17, 1670690), (29, 979370), (34, 835345), (35, 811478), (58, 489685), (70, 405739), (85, 334138), (119, 238670), (145, 195874), (170, 167069), (203, 139910), (238, 119335), (290, 97937), (406, 69955), (493, 57610), (595, 47734), (823, 34510), (986, 28805), (1015, 27982), (1190, 23867), (1646, 17255), (2030, 13991), (2465, 11522), (3451, 8230), (4115, 6902), (4930, 5761)]