2620723780

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1\times {\mathrm{1543}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 5551507584

約数和(自身を除く): 2930783804

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 521, 652, 815, 1042, 1543, 1630, 2084, 2605, 3086, 3260, 5210, 6172, 7715, 10420, 15430, 30860, 84923, 169846, 251509, 339692, 424615, 503018, 803903, 849230, 1006036, 1257545, 1607806, 1698460, 2515090, 3215612, 4019515, 5030180, 8039030, 16078060, 131036189, 262072378, 524144756, 655180945, 1310361890, 2620723780]

約数ペア:

[(1, 2620723780), (2, 1310361890), (4, 655180945), (5, 524144756), (10, 262072378), (20, 131036189), (163, 16078060), (326, 8039030), (521, 5030180), (652, 4019515), (815, 3215612), (1042, 2515090), (1543, 1698460), (1630, 1607806), (2084, 1257545), (2605, 1006036), (3086, 849230), (3260, 803903), (5210, 503018), (6172, 424615), (7715, 339692), (10420, 251509), (15430, 169846), (30860, 84923)]