886179640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{1321}}^1$

素因数の和:1904

約数の個数: 64

約数和(自身を含む): 2063589120

約数和(自身を除く): 1177409480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 541, 620, 1082, 1240, 1321, 2164, 2642, 2705, 4328, 5284, 5410, 6605, 10568, 10820, 13210, 16771, 21640, 26420, 33542, 40951, 52840, 67084, 81902, 83855, 134168, 163804, 167710, 204755, 327608, 335420, 409510, 670840, 714661, 819020, 1429322, 1638040, 2858644, 3573305, 5717288, 7146610, 14293220, 22154491, 28586440, 44308982, 88617964, 110772455, 177235928, 221544910, 443089820, 886179640]

約数ペア:

[(1, 886179640), (2, 443089820), (4, 221544910), (5, 177235928), (8, 110772455), (10, 88617964), (20, 44308982), (31, 28586440), (40, 22154491), (62, 14293220), (124, 7146610), (155, 5717288), (248, 3573305), (310, 2858644), (541, 1638040), (620, 1429322), (1082, 819020), (1240, 714661), (1321, 670840), (2164, 409510), (2642, 335420), (2705, 327608), (4328, 204755), (5284, 167710), (5410, 163804), (6605, 134168), (10568, 83855), (10820, 81902), (13210, 67084), (16771, 52840), (21640, 40951), (26420, 33542)]