2013401560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{5581}}^1$

素因数の和:5932

約数の個数: 64

約数和(自身を含む): 4702276800

約数和(自身を除く): 2688875240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 311, 580, 622, 1160, 1244, 1555, 2488, 3110, 5581, 6220, 9019, 11162, 12440, 18038, 22324, 27905, 36076, 44648, 45095, 55810, 72152, 90190, 111620, 161849, 180380, 223240, 323698, 360760, 647396, 809245, 1294792, 1618490, 1735691, 3236980, 3471382, 6473960, 6942764, 8678455, 13885528, 17356910, 34713820, 50335039, 69427640, 100670078, 201340156, 251675195, 402680312, 503350390, 1006700780, 2013401560]

約数ペア:

[(1, 2013401560), (2, 1006700780), (4, 503350390), (5, 402680312), (8, 251675195), (10, 201340156), (20, 100670078), (29, 69427640), (40, 50335039), (58, 34713820), (116, 17356910), (145, 13885528), (232, 8678455), (290, 6942764), (311, 6473960), (580, 3471382), (622, 3236980), (1160, 1735691), (1244, 1618490), (1555, 1294792), (2488, 809245), (3110, 647396), (5581, 360760), (6220, 323698), (9019, 223240), (11162, 180380), (12440, 161849), (18038, 111620), (22324, 90190), (27905, 72152), (36076, 55810), (44648, 45095)]