203929360

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{6553}}^1$

素因数の和:6955

約数の個数: 40

約数和(自身を含む): 475427160

約数和(自身を除く): 271497800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 3112, 3890, 6224, 6553, 7780, 13106, 15560, 26212, 31120, 32765, 52424, 65530, 104848, 131060, 262120, 524240, 2549117, 5098234, 10196468, 12745585, 20392936, 25491170, 40785872, 50982340, 101964680, 203929360]

約数ペア:

[(1, 203929360), (2, 101964680), (4, 50982340), (5, 40785872), (8, 25491170), (10, 20392936), (16, 12745585), (20, 10196468), (40, 5098234), (80, 2549117), (389, 524240), (778, 262120), (1556, 131060), (1945, 104848), (3112, 65530), (3890, 52424), (6224, 32765), (6553, 31120), (7780, 26212), (13106, 15560)]