11718640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^2\times {\mathrm{107}}^1$

素因数の和:194

約数の個数: 60

約数和(自身を含む): 28263816

約数和(自身を除く): 16545176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 107, 148, 185, 214, 296, 370, 428, 535, 592, 740, 856, 1070, 1369, 1480, 1712, 2140, 2738, 2960, 3959, 4280, 5476, 6845, 7918, 8560, 10952, 13690, 15836, 19795, 21904, 27380, 31672, 39590, 54760, 63344, 79180, 109520, 146483, 158360, 292966, 316720, 585932, 732415, 1171864, 1464830, 2343728, 2929660, 5859320, 11718640]

約数ペア:

[(1, 11718640), (2, 5859320), (4, 2929660), (5, 2343728), (8, 1464830), (10, 1171864), (16, 732415), (20, 585932), (37, 316720), (40, 292966), (74, 158360), (80, 146483), (107, 109520), (148, 79180), (185, 63344), (214, 54760), (296, 39590), (370, 31672), (428, 27380), (535, 21904), (592, 19795), (740, 15836), (856, 13690), (1070, 10952), (1369, 8560), (1480, 7918), (1712, 6845), (2140, 5476), (2738, 4280), (2960, 3959)]