28560610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 60318720

約数和(自身を除く): 31758110

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 190, 247, 310, 373, 403, 494, 589, 746, 806, 1178, 1235, 1865, 2015, 2470, 2945, 3730, 4030, 4849, 5890, 7087, 7657, 9698, 11563, 14174, 15314, 23126, 24245, 35435, 38285, 48490, 57815, 70870, 76570, 92131, 115630, 150319, 184262, 219697, 300638, 439394, 460655, 751595, 921310, 1098485, 1503190, 2196970, 2856061, 5712122, 14280305, 28560610]

約数ペア:

[(1, 28560610), (2, 14280305), (5, 5712122), (10, 2856061), (13, 2196970), (19, 1503190), (26, 1098485), (31, 921310), (38, 751595), (62, 460655), (65, 439394), (95, 300638), (130, 219697), (155, 184262), (190, 150319), (247, 115630), (310, 92131), (373, 76570), (403, 70870), (494, 57815), (589, 48490), (746, 38285), (806, 35435), (1178, 24245), (1235, 23126), (1865, 15314), (2015, 14174), (2470, 11563), (2945, 9698), (3730, 7657), (4030, 7087), (4849, 5890)]