1640809992

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1\times {\mathrm{3533}}^1$

素因数の和:4102

約数の個数: 64

約数和(自身を含む): 4222140480

約数和(自身を除く): 2581330488

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 523, 888, 1046, 1569, 2092, 3138, 3533, 4184, 6276, 7066, 10599, 12552, 14132, 19351, 21198, 28264, 38702, 42396, 58053, 77404, 84792, 116106, 130721, 154808, 232212, 261442, 392163, 464424, 522884, 784326, 1045768, 1568652, 1847759, 3137304, 3695518, 5543277, 7391036, 11086554, 14782072, 22173108, 44346216, 68367083, 136734166, 205101249, 273468332, 410202498, 546936664, 820404996, 1640809992]

約数ペア:

[(1, 1640809992), (2, 820404996), (3, 546936664), (4, 410202498), (6, 273468332), (8, 205101249), (12, 136734166), (24, 68367083), (37, 44346216), (74, 22173108), (111, 14782072), (148, 11086554), (222, 7391036), (296, 5543277), (444, 3695518), (523, 3137304), (888, 1847759), (1046, 1568652), (1569, 1045768), (2092, 784326), (3138, 522884), (3533, 464424), (4184, 392163), (6276, 261442), (7066, 232212), (10599, 154808), (12552, 130721), (14132, 116106), (19351, 84792), (21198, 77404), (28264, 58053), (38702, 42396)]