22297990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 48771072

約数和(自身を除く): 26473082

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 31, 55, 62, 65, 110, 130, 143, 155, 286, 310, 341, 403, 503, 682, 715, 806, 1006, 1430, 1705, 2015, 2515, 3410, 4030, 4433, 5030, 5533, 6539, 8866, 11066, 13078, 15593, 22165, 27665, 31186, 32695, 44330, 55330, 65390, 71929, 77965, 143858, 155930, 171523, 202709, 343046, 359645, 405418, 719290, 857615, 1013545, 1715230, 2027090, 2229799, 4459598, 11148995, 22297990]

約数ペア:

[(1, 22297990), (2, 11148995), (5, 4459598), (10, 2229799), (11, 2027090), (13, 1715230), (22, 1013545), (26, 857615), (31, 719290), (55, 405418), (62, 359645), (65, 343046), (110, 202709), (130, 171523), (143, 155930), (155, 143858), (286, 77965), (310, 71929), (341, 65390), (403, 55330), (503, 44330), (682, 32695), (715, 31186), (806, 27665), (1006, 22165), (1430, 15593), (1705, 13078), (2015, 11066), (2515, 8866), (3410, 6539), (4030, 5533), (4433, 5030)]