240560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:141

約数の個数: 40

約数和(自身を含む): 583296

約数和(自身を除く): 342736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 620, 776, 970, 1240, 1552, 1940, 2480, 3007, 3880, 6014, 7760, 12028, 15035, 24056, 30070, 48112, 60140, 120280, 240560]

約数ペア:

[(1, 240560), (2, 120280), (4, 60140), (5, 48112), (8, 30070), (10, 24056), (16, 15035), (20, 12028), (31, 7760), (40, 6014), (62, 3880), (80, 3007), (97, 2480), (124, 1940), (155, 1552), (194, 1240), (248, 970), (310, 776), (388, 620), (485, 496)]