2011127960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{91249}}^1$

素因数の和:91308

約数の個数: 64

約数和(自身を含む): 4927500000

約数和(自身を除く): 2916372040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4408, 5510, 11020, 22040, 91249, 182498, 364996, 456245, 729992, 912490, 1733731, 1824980, 2646221, 3467462, 3649960, 5292442, 6934924, 8668655, 10584884, 13231105, 13869848, 17337310, 21169768, 26462210, 34674620, 50278199, 52924420, 69349240, 100556398, 105848840, 201112796, 251390995, 402225592, 502781990, 1005563980, 2011127960]

約数ペア:

[(1, 2011127960), (2, 1005563980), (4, 502781990), (5, 402225592), (8, 251390995), (10, 201112796), (19, 105848840), (20, 100556398), (29, 69349240), (38, 52924420), (40, 50278199), (58, 34674620), (76, 26462210), (95, 21169768), (116, 17337310), (145, 13869848), (152, 13231105), (190, 10584884), (232, 8668655), (290, 6934924), (380, 5292442), (551, 3649960), (580, 3467462), (760, 2646221), (1102, 1824980), (1160, 1733731), (2204, 912490), (2755, 729992), (4408, 456245), (5510, 364996), (11020, 182498), (22040, 91249)]