12778848040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{66821}}^1$

素因数の和:67522

約数の個数: 64

約数和(自身を含む): 32908498560

約数和(自身を除く): 20129650520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 683, 1366, 2732, 3415, 4781, 5464, 6830, 9562, 13660, 19124, 23905, 27320, 38248, 47810, 66821, 95620, 133642, 191240, 267284, 334105, 467747, 534568, 668210, 935494, 1336420, 1870988, 2338735, 2672840, 3741976, 4677470, 9354940, 18709880, 45638743, 91277486, 182554972, 228193715, 319471201, 365109944, 456387430, 638942402, 912774860, 1277884804, 1597356005, 1825549720, 2555769608, 3194712010, 6389424020, 12778848040]

約数ペア:

[(1, 12778848040), (2, 6389424020), (4, 3194712010), (5, 2555769608), (7, 1825549720), (8, 1597356005), (10, 1277884804), (14, 912774860), (20, 638942402), (28, 456387430), (35, 365109944), (40, 319471201), (56, 228193715), (70, 182554972), (140, 91277486), (280, 45638743), (683, 18709880), (1366, 9354940), (2732, 4677470), (3415, 3741976), (4781, 2672840), (5464, 2338735), (6830, 1870988), (9562, 1336420), (13660, 935494), (19124, 668210), (23905, 534568), (27320, 467747), (38248, 334105), (47810, 267284), (66821, 191240), (95620, 133642)]