450379408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{727}}^1\times {\mathrm{1249}}^1$

素因数の和:2015

約数の個数: 40

約数和(自身を含む): 902720000

約数和(自身を除く): 452340592

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 727, 1249, 1454, 2498, 2908, 4996, 5816, 9992, 11632, 19984, 22537, 38719, 45074, 77438, 90148, 154876, 180296, 309752, 360592, 619504, 908023, 1816046, 3632092, 7264184, 14528368, 28148713, 56297426, 112594852, 225189704, 450379408]

約数ペア:

[(1, 450379408), (2, 225189704), (4, 112594852), (8, 56297426), (16, 28148713), (31, 14528368), (62, 7264184), (124, 3632092), (248, 1816046), (496, 908023), (727, 619504), (1249, 360592), (1454, 309752), (2498, 180296), (2908, 154876), (4996, 90148), (5816, 77438), (9992, 45074), (11632, 38719), (19984, 22537)]