56289020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{887}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 125314560

約数和(自身を除く): 69025540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 380, 668, 835, 887, 1670, 1774, 3173, 3340, 3548, 4435, 6346, 8870, 12692, 15865, 16853, 17740, 31730, 33706, 63460, 67412, 84265, 148129, 168530, 296258, 337060, 592516, 740645, 1481290, 2814451, 2962580, 5628902, 11257804, 14072255, 28144510, 56289020]

約数ペア:

[(1, 56289020), (2, 28144510), (4, 14072255), (5, 11257804), (10, 5628902), (19, 2962580), (20, 2814451), (38, 1481290), (76, 740645), (95, 592516), (167, 337060), (190, 296258), (334, 168530), (380, 148129), (668, 84265), (835, 67412), (887, 63460), (1670, 33706), (1774, 31730), (3173, 17740), (3340, 16853), (3548, 15865), (4435, 12692), (6346, 8870)]