12277240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9901}}^1$

素因数の和:9943

約数の個数: 32

約数和(自身を含む): 28517760

約数和(自身を除く): 16240520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9901, 19802, 39604, 49505, 79208, 99010, 198020, 306931, 396040, 613862, 1227724, 1534655, 2455448, 3069310, 6138620, 12277240]

約数ペア:

[(1, 12277240), (2, 6138620), (4, 3069310), (5, 2455448), (8, 1534655), (10, 1227724), (20, 613862), (31, 396040), (40, 306931), (62, 198020), (124, 99010), (155, 79208), (248, 49505), (310, 39604), (620, 19802), (1240, 9901)]