20246190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 50512896

約数和(自身を除く): 30266706

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 83, 94, 141, 166, 173, 235, 249, 282, 346, 415, 470, 498, 519, 705, 830, 865, 1038, 1245, 1410, 1730, 2490, 2595, 3901, 5190, 7802, 8131, 11703, 14359, 16262, 19505, 23406, 24393, 28718, 39010, 40655, 43077, 48786, 58515, 71795, 81310, 86154, 117030, 121965, 143590, 215385, 243930, 430770, 674873, 1349746, 2024619, 3374365, 4049238, 6748730, 10123095, 20246190]

約数ペア:

[(1, 20246190), (2, 10123095), (3, 6748730), (5, 4049238), (6, 3374365), (10, 2024619), (15, 1349746), (30, 674873), (47, 430770), (83, 243930), (94, 215385), (141, 143590), (166, 121965), (173, 117030), (235, 86154), (249, 81310), (282, 71795), (346, 58515), (415, 48786), (470, 43077), (498, 40655), (519, 39010), (705, 28718), (830, 24393), (865, 23406), (1038, 19505), (1245, 16262), (1410, 14359), (1730, 11703), (2490, 8131), (2595, 7802), (3901, 5190)]