1900249904

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{1429}}^1$

素因数の和:1858

約数の個数: 80

約数和(自身を含む): 4357816320

約数和(自身を除く): 2457566416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 383, 434, 496, 766, 868, 1429, 1532, 1736, 2681, 2858, 3064, 3472, 5362, 5716, 6128, 10003, 10724, 11432, 11873, 20006, 21448, 22864, 23746, 40012, 42896, 44299, 47492, 80024, 83111, 88598, 94984, 160048, 166222, 177196, 189968, 310093, 332444, 354392, 547307, 620186, 664888, 708784, 1094614, 1240372, 1329776, 2189228, 2480744, 3831149, 4378456, 4961488, 7662298, 8756912, 15324596, 16966517, 30649192, 33933034, 61298384, 67866068, 118765619, 135732136, 237531238, 271464272, 475062476, 950124952, 1900249904]

約数ペア:

[(1, 1900249904), (2, 950124952), (4, 475062476), (7, 271464272), (8, 237531238), (14, 135732136), (16, 118765619), (28, 67866068), (31, 61298384), (56, 33933034), (62, 30649192), (112, 16966517), (124, 15324596), (217, 8756912), (248, 7662298), (383, 4961488), (434, 4378456), (496, 3831149), (766, 2480744), (868, 2189228), (1429, 1329776), (1532, 1240372), (1736, 1094614), (2681, 708784), (2858, 664888), (3064, 620186), (3472, 547307), (5362, 354392), (5716, 332444), (6128, 310093), (10003, 189968), (10724, 177196), (11432, 166222), (11873, 160048), (20006, 94984), (21448, 88598), (22864, 83111), (23746, 80024), (40012, 47492), (42896, 44299)]