20551470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{683}}^1$

素因数の和:769

約数の個数: 64

約数和(自身を含む): 53187840

約数和(自身を除く): 32636370

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 59, 85, 102, 118, 170, 177, 255, 295, 354, 510, 590, 683, 885, 1003, 1366, 1770, 2006, 2049, 3009, 3415, 4098, 5015, 6018, 6830, 10030, 10245, 11611, 15045, 20490, 23222, 30090, 34833, 40297, 58055, 69666, 80594, 116110, 120891, 174165, 201485, 241782, 348330, 402970, 604455, 685049, 1208910, 1370098, 2055147, 3425245, 4110294, 6850490, 10275735, 20551470]

約数ペア:

[(1, 20551470), (2, 10275735), (3, 6850490), (5, 4110294), (6, 3425245), (10, 2055147), (15, 1370098), (17, 1208910), (30, 685049), (34, 604455), (51, 402970), (59, 348330), (85, 241782), (102, 201485), (118, 174165), (170, 120891), (177, 116110), (255, 80594), (295, 69666), (354, 58055), (510, 40297), (590, 34833), (683, 30090), (885, 23222), (1003, 20490), (1366, 15045), (1770, 11611), (2006, 10245), (2049, 10030), (3009, 6830), (3415, 6018), (4098, 5015)]