40268480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17977}}^1$

素因数の和:18001

約数の個数: 56

約数和(自身を含む): 109593888

約数和(自身を除く): 69325408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 17977, 35954, 71908, 89885, 125839, 143816, 179770, 251678, 287632, 359540, 503356, 575264, 629195, 719080, 1006712, 1150528, 1258390, 1438160, 2013424, 2516780, 2876320, 4026848, 5033560, 5752640, 8053696, 10067120, 20134240, 40268480]

約数ペア:

[(1, 40268480), (2, 20134240), (4, 10067120), (5, 8053696), (7, 5752640), (8, 5033560), (10, 4026848), (14, 2876320), (16, 2516780), (20, 2013424), (28, 1438160), (32, 1258390), (35, 1150528), (40, 1006712), (56, 719080), (64, 629195), (70, 575264), (80, 503356), (112, 359540), (140, 287632), (160, 251678), (224, 179770), (280, 143816), (320, 125839), (448, 89885), (560, 71908), (1120, 35954), (2240, 17977)]