2009331320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{155521}}^1$

素因数の和:155568

約数の個数: 64

約数和(自身を含む): 5038912800

約数和(自身を除く): 3029581480

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 155521, 311042, 622084, 777605, 1244168, 1555210, 2643857, 2954899, 3110420, 5287714, 5909798, 6220840, 10575428, 11819596, 13219285, 14774495, 21150856, 23639192, 26438570, 29548990, 50233283, 52877140, 59097980, 100466566, 105754280, 118195960, 200933132, 251166415, 401866264, 502332830, 1004665660, 2009331320]

約数ペア:

[(1, 2009331320), (2, 1004665660), (4, 502332830), (5, 401866264), (8, 251166415), (10, 200933132), (17, 118195960), (19, 105754280), (20, 100466566), (34, 59097980), (38, 52877140), (40, 50233283), (68, 29548990), (76, 26438570), (85, 23639192), (95, 21150856), (136, 14774495), (152, 13219285), (170, 11819596), (190, 10575428), (323, 6220840), (340, 5909798), (380, 5287714), (646, 3110420), (680, 2954899), (760, 2643857), (1292, 1555210), (1615, 1244168), (2584, 777605), (3230, 622084), (6460, 311042), (12920, 155521)]