1805550230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1\times {\mathrm{449}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 3592512000

約数和(自身を除く): 1786961770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 263, 278, 449, 526, 695, 898, 1315, 1390, 1529, 2245, 2630, 2893, 3058, 4490, 4939, 5786, 7645, 9878, 14465, 15290, 24695, 28930, 36557, 49390, 62411, 73114, 118087, 124822, 182785, 236174, 312055, 365570, 402127, 590435, 624110, 686521, 804254, 1180870, 1298957, 1373042, 2010635, 2597914, 3432605, 4021270, 6494785, 6865210, 12989570, 16414093, 32828186, 82070465, 164140930, 180555023, 361110046, 902775115, 1805550230]

約数ペア:

[(1, 1805550230), (2, 902775115), (5, 361110046), (10, 180555023), (11, 164140930), (22, 82070465), (55, 32828186), (110, 16414093), (139, 12989570), (263, 6865210), (278, 6494785), (449, 4021270), (526, 3432605), (695, 2597914), (898, 2010635), (1315, 1373042), (1390, 1298957), (1529, 1180870), (2245, 804254), (2630, 686521), (2893, 624110), (3058, 590435), (4490, 402127), (4939, 365570), (5786, 312055), (7645, 236174), (9878, 182785), (14465, 124822), (15290, 118087), (24695, 73114), (28930, 62411), (36557, 49390)]