211364180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1\times {\mathrm{977}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 460872720

約数和(自身を除く): 249508540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 373, 580, 746, 977, 1492, 1865, 1954, 3730, 3908, 4885, 7460, 9770, 10817, 19540, 21634, 28333, 43268, 54085, 56666, 108170, 113332, 141665, 216340, 283330, 364421, 566660, 728842, 1457684, 1822105, 3644210, 7288420, 10568209, 21136418, 42272836, 52841045, 105682090, 211364180]

約数ペア:

[(1, 211364180), (2, 105682090), (4, 52841045), (5, 42272836), (10, 21136418), (20, 10568209), (29, 7288420), (58, 3644210), (116, 1822105), (145, 1457684), (290, 728842), (373, 566660), (580, 364421), (746, 283330), (977, 216340), (1492, 141665), (1865, 113332), (1954, 108170), (3730, 56666), (3908, 54085), (4885, 43268), (7460, 28333), (9770, 21634), (10817, 19540)]