873520

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 2075760

約数和(自身を除く): 1202240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 179, 244, 305, 358, 488, 610, 716, 895, 976, 1220, 1432, 1790, 2440, 2864, 3580, 4880, 7160, 10919, 14320, 21838, 43676, 54595, 87352, 109190, 174704, 218380, 436760, 873520]

約数ペア:

[(1, 873520), (2, 436760), (4, 218380), (5, 174704), (8, 109190), (10, 87352), (16, 54595), (20, 43676), (40, 21838), (61, 14320), (80, 10919), (122, 7160), (179, 4880), (244, 3580), (305, 2864), (358, 2440), (488, 1790), (610, 1432), (716, 1220), (895, 976)]