1165640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 3144960

約数和(自身を除く): 1979320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 181, 184, 230, 280, 322, 362, 460, 644, 724, 805, 905, 920, 1267, 1288, 1448, 1610, 1810, 2534, 3220, 3620, 4163, 5068, 6335, 6440, 7240, 8326, 10136, 12670, 16652, 20815, 25340, 29141, 33304, 41630, 50680, 58282, 83260, 116564, 145705, 166520, 233128, 291410, 582820, 1165640]

約数ペア:

[(1, 1165640), (2, 582820), (4, 291410), (5, 233128), (7, 166520), (8, 145705), (10, 116564), (14, 83260), (20, 58282), (23, 50680), (28, 41630), (35, 33304), (40, 29141), (46, 25340), (56, 20815), (70, 16652), (92, 12670), (115, 10136), (140, 8326), (161, 7240), (181, 6440), (184, 6335), (230, 5068), (280, 4163), (322, 3620), (362, 3220), (460, 2534), (644, 1810), (724, 1610), (805, 1448), (905, 1288), (920, 1267)]