56954440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2062

約数の個数: 64

約数和(自身を含む): 138101760

約数和(自身を除く): 81147320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 1997, 2852, 3565, 3994, 5704, 7130, 7988, 9985, 14260, 15976, 19970, 28520, 39940, 45931, 61907, 79880, 91862, 123814, 183724, 229655, 247628, 309535, 367448, 459310, 495256, 619070, 918620, 1238140, 1423861, 1837240, 2476280, 2847722, 5695444, 7119305, 11390888, 14238610, 28477220, 56954440]

約数ペア:

[(1, 56954440), (2, 28477220), (4, 14238610), (5, 11390888), (8, 7119305), (10, 5695444), (20, 2847722), (23, 2476280), (31, 1837240), (40, 1423861), (46, 1238140), (62, 918620), (92, 619070), (115, 495256), (124, 459310), (155, 367448), (184, 309535), (230, 247628), (248, 229655), (310, 183724), (460, 123814), (620, 91862), (713, 79880), (920, 61907), (1240, 45931), (1426, 39940), (1997, 28520), (2852, 19970), (3565, 15976), (3994, 14260), (5704, 9985), (7130, 7988)]