20833590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^2$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 51729552

約数和(自身を除く): 30895962

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 137, 185, 222, 274, 370, 411, 555, 685, 822, 1110, 1370, 2055, 4110, 5069, 10138, 15207, 18769, 25345, 30414, 37538, 50690, 56307, 76035, 93845, 112614, 152070, 187690, 281535, 563070, 694453, 1388906, 2083359, 3472265, 4166718, 6944530, 10416795, 20833590]

約数ペア:

[(1, 20833590), (2, 10416795), (3, 6944530), (5, 4166718), (6, 3472265), (10, 2083359), (15, 1388906), (30, 694453), (37, 563070), (74, 281535), (111, 187690), (137, 152070), (185, 112614), (222, 93845), (274, 76035), (370, 56307), (411, 50690), (555, 37538), (685, 30414), (822, 25345), (1110, 18769), (1370, 15207), (2055, 10138), (4110, 5069)]