17222740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 38747520

約数和(自身を除く): 21524780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 743, 1159, 1220, 1486, 2318, 2972, 3715, 4636, 5795, 7430, 11590, 14117, 14860, 23180, 28234, 45323, 56468, 70585, 90646, 141170, 181292, 226615, 282340, 453230, 861137, 906460, 1722274, 3444548, 4305685, 8611370, 17222740]

約数ペア:

[(1, 17222740), (2, 8611370), (4, 4305685), (5, 3444548), (10, 1722274), (19, 906460), (20, 861137), (38, 453230), (61, 282340), (76, 226615), (95, 181292), (122, 141170), (190, 90646), (244, 70585), (305, 56468), (380, 45323), (610, 28234), (743, 23180), (1159, 14860), (1220, 14117), (1486, 11590), (2318, 7430), (2972, 5795), (3715, 4636)]