9895960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 24300000

約数和(自身を除く): 14404040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 449, 551, 580, 760, 898, 1102, 1160, 1796, 2204, 2245, 2755, 3592, 4408, 4490, 5510, 8531, 8980, 11020, 13021, 17062, 17960, 22040, 26042, 34124, 42655, 52084, 65105, 68248, 85310, 104168, 130210, 170620, 247399, 260420, 341240, 494798, 520840, 989596, 1236995, 1979192, 2473990, 4947980, 9895960]

約数ペア:

[(1, 9895960), (2, 4947980), (4, 2473990), (5, 1979192), (8, 1236995), (10, 989596), (19, 520840), (20, 494798), (29, 341240), (38, 260420), (40, 247399), (58, 170620), (76, 130210), (95, 104168), (116, 85310), (145, 68248), (152, 65105), (190, 52084), (232, 42655), (290, 34124), (380, 26042), (449, 22040), (551, 17960), (580, 17062), (760, 13021), (898, 11020), (1102, 8980), (1160, 8531), (1796, 5510), (2204, 4490), (2245, 4408), (2755, 3592)]