15325780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 34997760

約数和(自身を除く): 19671980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 1301, 2356, 2602, 2945, 5204, 5890, 6505, 11780, 13010, 24719, 26020, 40331, 49438, 80662, 98876, 123595, 161324, 201655, 247190, 403310, 494380, 766289, 806620, 1532578, 3065156, 3831445, 7662890, 15325780]

約数ペア:

[(1, 15325780), (2, 7662890), (4, 3831445), (5, 3065156), (10, 1532578), (19, 806620), (20, 766289), (31, 494380), (38, 403310), (62, 247190), (76, 201655), (95, 161324), (124, 123595), (155, 98876), (190, 80662), (310, 49438), (380, 40331), (589, 26020), (620, 24719), (1178, 13010), (1301, 11780), (2356, 6505), (2602, 5890), (2945, 5204)]