12018920

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1117}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 27167400

約数和(自身を除く): 15148480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1117, 1345, 2152, 2234, 2690, 4468, 5380, 5585, 8936, 10760, 11170, 22340, 44680, 300473, 600946, 1201892, 1502365, 2403784, 3004730, 6009460, 12018920]

約数ペア:

[(1, 12018920), (2, 6009460), (4, 3004730), (5, 2403784), (8, 1502365), (10, 1201892), (20, 600946), (40, 300473), (269, 44680), (538, 22340), (1076, 11170), (1117, 10760), (1345, 8936), (2152, 5585), (2234, 5380), (2690, 4468)]