123585220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{18121}}^1$

素因数の和:18172

約数の個数: 48

約数和(自身を含む): 292271616

約数和(自身を除く): 168686396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 18121, 36242, 72484, 90605, 181210, 199331, 362420, 398662, 561751, 797324, 996655, 1123502, 1993310, 2247004, 2808755, 3986620, 5617510, 6179261, 11235020, 12358522, 24717044, 30896305, 61792610, 123585220]

約数ペア:

[(1, 123585220), (2, 61792610), (4, 30896305), (5, 24717044), (10, 12358522), (11, 11235020), (20, 6179261), (22, 5617510), (31, 3986620), (44, 2808755), (55, 2247004), (62, 1993310), (110, 1123502), (124, 996655), (155, 797324), (220, 561751), (310, 398662), (341, 362420), (620, 199331), (682, 181210), (1364, 90605), (1705, 72484), (3410, 36242), (6820, 18121)]