1557184160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1390343}}^1$

素因数の和:1390365

約数の個数: 48

約数和(自身を含む): 4204400256

約数和(自身を除く): 2647216096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1390343, 2780686, 5561372, 6951715, 9732401, 11122744, 13903430, 19464802, 22245488, 27806860, 38929604, 44490976, 48662005, 55613720, 77859208, 97324010, 111227440, 155718416, 194648020, 222454880, 311436832, 389296040, 778592080, 1557184160]

約数ペア:

[(1, 1557184160), (2, 778592080), (4, 389296040), (5, 311436832), (7, 222454880), (8, 194648020), (10, 155718416), (14, 111227440), (16, 97324010), (20, 77859208), (28, 55613720), (32, 48662005), (35, 44490976), (40, 38929604), (56, 27806860), (70, 22245488), (80, 19464802), (112, 13903430), (140, 11122744), (160, 9732401), (224, 6951715), (280, 5561372), (560, 2780686), (1120, 1390343)]