1115199320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1639999}}^1$

素因数の和:1640027

約数の個数: 32

約数和(自身を含む): 2656800000

約数和(自身を除く): 1541600680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1639999, 3279998, 6559996, 8199995, 13119992, 16399990, 27879983, 32799980, 55759966, 65599960, 111519932, 139399915, 223039864, 278799830, 557599660, 1115199320]

約数ペア:

[(1, 1115199320), (2, 557599660), (4, 278799830), (5, 223039864), (8, 139399915), (10, 111519932), (17, 65599960), (20, 55759966), (34, 32799980), (40, 27879983), (68, 16399990), (85, 13119992), (136, 8199995), (170, 6559996), (340, 3279998), (680, 1639999)]