17678680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 41990400

約数和(自身を除く): 24311720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 269, 310, 424, 530, 538, 620, 1060, 1076, 1240, 1345, 1643, 2120, 2152, 2690, 3286, 5380, 6572, 8215, 8339, 10760, 13144, 14257, 16430, 16678, 28514, 32860, 33356, 41695, 57028, 65720, 66712, 71285, 83390, 114056, 142570, 166780, 285140, 333560, 441967, 570280, 883934, 1767868, 2209835, 3535736, 4419670, 8839340, 17678680]

約数ペア:

[(1, 17678680), (2, 8839340), (4, 4419670), (5, 3535736), (8, 2209835), (10, 1767868), (20, 883934), (31, 570280), (40, 441967), (53, 333560), (62, 285140), (106, 166780), (124, 142570), (155, 114056), (212, 83390), (248, 71285), (265, 66712), (269, 65720), (310, 57028), (424, 41695), (530, 33356), (538, 32860), (620, 28514), (1060, 16678), (1076, 16430), (1240, 14257), (1345, 13144), (1643, 10760), (2120, 8339), (2152, 8215), (2690, 6572), (3286, 5380)]