1571990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1321}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 3426624

約数和(自身を除く): 1854634

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 1321, 2642, 6605, 9247, 13210, 18494, 22457, 44914, 46235, 92470, 112285, 157199, 224570, 314398, 785995, 1571990]

約数ペア:

[(1, 1571990), (2, 785995), (5, 314398), (7, 224570), (10, 157199), (14, 112285), (17, 92470), (34, 46235), (35, 44914), (70, 22457), (85, 18494), (119, 13210), (170, 9247), (238, 6605), (595, 2642), (1190, 1321)]