15561760

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5119}}^1$

素因数の和:5153

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 23145440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 5119, 10238, 20476, 25595, 40952, 51190, 81904, 97261, 102380, 163808, 194522, 204760, 389044, 409520, 486305, 778088, 819040, 972610, 1556176, 1945220, 3112352, 3890440, 7780880, 15561760]

約数ペア:

[(1, 15561760), (2, 7780880), (4, 3890440), (5, 3112352), (8, 1945220), (10, 1556176), (16, 972610), (19, 819040), (20, 778088), (32, 486305), (38, 409520), (40, 389044), (76, 204760), (80, 194522), (95, 163808), (152, 102380), (160, 97261), (190, 81904), (304, 51190), (380, 40952), (608, 25595), (760, 20476), (1520, 10238), (3040, 5119)]