2019955795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1252

約数の個数: 64

約数和(自身を含む): 3000582144

約数和(自身を除く): 980626349

約数列:

[1, 5, 11, 13, 23, 55, 65, 113, 115, 143, 253, 299, 565, 715, 1087, 1243, 1265, 1469, 1495, 2599, 3289, 5435, 6215, 7345, 11957, 12995, 14131, 16159, 16445, 25001, 28589, 33787, 59785, 70655, 80795, 122831, 125005, 142945, 155441, 168935, 275011, 325013, 371657, 614155, 777205, 1351141, 1375055, 1596803, 1625065, 1858285, 2825113, 3575143, 6755705, 7984015, 14125565, 17564833, 17875715, 31076243, 36726469, 87824165, 155381215, 183632345, 403991159, 2019955795]

約数ペア:

[(1, 2019955795), (5, 403991159), (11, 183632345), (13, 155381215), (23, 87824165), (55, 36726469), (65, 31076243), (113, 17875715), (115, 17564833), (143, 14125565), (253, 7984015), (299, 6755705), (565, 3575143), (715, 2825113), (1087, 1858285), (1243, 1625065), (1265, 1596803), (1469, 1375055), (1495, 1351141), (2599, 777205), (3289, 614155), (5435, 371657), (6215, 325013), (7345, 275011), (11957, 168935), (12995, 155441), (14131, 142945), (16159, 125005), (16445, 122831), (25001, 80795), (28589, 70655), (33787, 59785)]