2472990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 6785856

約数和(自身を除く): 4312866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 373, 390, 442, 510, 663, 746, 1105, 1119, 1326, 1865, 2210, 2238, 3315, 3730, 4849, 5595, 6341, 6630, 9698, 11190, 12682, 14547, 19023, 24245, 29094, 31705, 38046, 48490, 63410, 72735, 82433, 95115, 145470, 164866, 190230, 247299, 412165, 494598, 824330, 1236495, 2472990]

約数ペア:

[(1, 2472990), (2, 1236495), (3, 824330), (5, 494598), (6, 412165), (10, 247299), (13, 190230), (15, 164866), (17, 145470), (26, 95115), (30, 82433), (34, 72735), (39, 63410), (51, 48490), (65, 38046), (78, 31705), (85, 29094), (102, 24245), (130, 19023), (170, 14547), (195, 12682), (221, 11190), (255, 9698), (373, 6630), (390, 6341), (442, 5595), (510, 4849), (663, 3730), (746, 3315), (1105, 2238), (1119, 2210), (1326, 1865)]