20160465880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12292967}}^1$

素因数の和:12293019

約数の個数: 32

約数和(自身を含む): 46467419040

約数和(自身を除く): 26306953160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 12292967, 24585934, 49171868, 61464835, 98343736, 122929670, 245859340, 491718680, 504011647, 1008023294, 2016046588, 2520058235, 4032093176, 5040116470, 10080232940, 20160465880]

約数ペア:

[(1, 20160465880), (2, 10080232940), (4, 5040116470), (5, 4032093176), (8, 2520058235), (10, 2016046588), (20, 1008023294), (40, 504011647), (41, 491718680), (82, 245859340), (164, 122929670), (205, 98343736), (328, 61464835), (410, 49171868), (820, 24585934), (1640, 12292967)]