2049609488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2357}}^1$

素因数の和:2544

約数の個数: 80

約数和(自身を含む): 4420967040

約数和(自身を除く): 2371357552

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 139, 184, 272, 278, 368, 391, 556, 782, 1112, 1564, 2224, 2357, 2363, 3128, 3197, 4714, 4726, 6256, 6394, 9428, 9452, 12788, 18856, 18904, 25576, 37712, 37808, 40069, 51152, 54211, 54349, 80138, 108422, 108698, 160276, 216844, 217396, 320552, 327623, 433688, 434792, 641104, 655246, 867376, 869584, 921587, 1310492, 1843174, 2620984, 3686348, 5241968, 5569591, 7372696, 7535329, 11139182, 14745392, 15070658, 22278364, 30141316, 44556728, 60282632, 89113456, 120565264, 128100593, 256201186, 512402372, 1024804744, 2049609488]

約数ペア:

[(1, 2049609488), (2, 1024804744), (4, 512402372), (8, 256201186), (16, 128100593), (17, 120565264), (23, 89113456), (34, 60282632), (46, 44556728), (68, 30141316), (92, 22278364), (136, 15070658), (139, 14745392), (184, 11139182), (272, 7535329), (278, 7372696), (368, 5569591), (391, 5241968), (556, 3686348), (782, 2620984), (1112, 1843174), (1564, 1310492), (2224, 921587), (2357, 869584), (2363, 867376), (3128, 655246), (3197, 641104), (4714, 434792), (4726, 433688), (6256, 327623), (6394, 320552), (9428, 217396), (9452, 216844), (12788, 160276), (18856, 108698), (18904, 108422), (25576, 80138), (37712, 54349), (37808, 54211), (40069, 51152)]