980243320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3500869}}^1$

素因数の和:3500887

約数の個数: 32

約数和(自身を含む): 2520626400

約数和(自身を除く): 1540383080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3500869, 7001738, 14003476, 17504345, 24506083, 28006952, 35008690, 49012166, 70017380, 98024332, 122530415, 140034760, 196048664, 245060830, 490121660, 980243320]

約数ペア:

[(1, 980243320), (2, 490121660), (4, 245060830), (5, 196048664), (7, 140034760), (8, 122530415), (10, 98024332), (14, 70017380), (20, 49012166), (28, 35008690), (35, 28006952), (40, 24506083), (56, 17504345), (70, 14003476), (140, 7001738), (280, 3500869)]