17921360

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2699}}^1$

素因数の和:2795

約数の個数: 40

約数和(自身を含む): 42184800

約数和(自身を除く): 24263440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 2699, 3320, 5398, 6640, 10796, 13495, 21592, 26990, 43184, 53980, 107960, 215920, 224017, 448034, 896068, 1120085, 1792136, 2240170, 3584272, 4480340, 8960680, 17921360]

約数ペア:

[(1, 17921360), (2, 8960680), (4, 4480340), (5, 3584272), (8, 2240170), (10, 1792136), (16, 1120085), (20, 896068), (40, 448034), (80, 224017), (83, 215920), (166, 107960), (332, 53980), (415, 43184), (664, 26990), (830, 21592), (1328, 13495), (1660, 10796), (2699, 6640), (3320, 5398)]