1980056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 4065600

約数和(自身を除く): 2085544

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 241, 316, 482, 632, 964, 1027, 1928, 2054, 3133, 4108, 6266, 8216, 12532, 19039, 25064, 38078, 76156, 152312, 247507, 495014, 990028, 1980056]

約数ペア:

[(1, 1980056), (2, 990028), (4, 495014), (8, 247507), (13, 152312), (26, 76156), (52, 38078), (79, 25064), (104, 19039), (158, 12532), (241, 8216), (316, 6266), (482, 4108), (632, 3133), (964, 2054), (1027, 1928)]