29227880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 72334080

約数和(自身を除く): 43106200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 367, 440, 724, 734, 905, 1448, 1468, 1810, 1835, 1991, 2936, 3620, 3670, 3982, 4037, 7240, 7340, 7964, 8074, 9955, 14680, 15928, 16148, 19910, 20185, 32296, 39820, 40370, 66427, 79640, 80740, 132854, 161480, 265708, 332135, 531416, 664270, 730697, 1328540, 1461394, 2657080, 2922788, 3653485, 5845576, 7306970, 14613940, 29227880]

約数ペア:

[(1, 29227880), (2, 14613940), (4, 7306970), (5, 5845576), (8, 3653485), (10, 2922788), (11, 2657080), (20, 1461394), (22, 1328540), (40, 730697), (44, 664270), (55, 531416), (88, 332135), (110, 265708), (181, 161480), (220, 132854), (362, 80740), (367, 79640), (440, 66427), (724, 40370), (734, 39820), (905, 32296), (1448, 20185), (1468, 19910), (1810, 16148), (1835, 15928), (1991, 14680), (2936, 9955), (3620, 8074), (3670, 7964), (3982, 7340), (4037, 7240)]