10915880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 26438400

約数和(自身を除く): 15522520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 271, 380, 424, 530, 542, 760, 1007, 1060, 1084, 1355, 2014, 2120, 2168, 2710, 4028, 5035, 5149, 5420, 8056, 10070, 10298, 10840, 14363, 20140, 20596, 25745, 28726, 40280, 41192, 51490, 57452, 71815, 102980, 114904, 143630, 205960, 272897, 287260, 545794, 574520, 1091588, 1364485, 2183176, 2728970, 5457940, 10915880]

約数ペア:

[(1, 10915880), (2, 5457940), (4, 2728970), (5, 2183176), (8, 1364485), (10, 1091588), (19, 574520), (20, 545794), (38, 287260), (40, 272897), (53, 205960), (76, 143630), (95, 114904), (106, 102980), (152, 71815), (190, 57452), (212, 51490), (265, 41192), (271, 40280), (380, 28726), (424, 25745), (530, 20596), (542, 20140), (760, 14363), (1007, 10840), (1060, 10298), (1084, 10070), (1355, 8056), (2014, 5420), (2120, 5149), (2168, 5035), (2710, 4028)]