11197840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 28123200

約数和(自身を除く): 16925360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 139, 152, 190, 212, 265, 278, 304, 380, 424, 530, 556, 695, 760, 848, 1007, 1060, 1112, 1390, 1520, 2014, 2120, 2224, 2641, 2780, 4028, 4240, 5035, 5282, 5560, 7367, 8056, 10070, 10564, 11120, 13205, 14734, 16112, 20140, 21128, 26410, 29468, 36835, 40280, 42256, 52820, 58936, 73670, 80560, 105640, 117872, 139973, 147340, 211280, 279946, 294680, 559892, 589360, 699865, 1119784, 1399730, 2239568, 2799460, 5598920, 11197840]

約数ペア:

[(1, 11197840), (2, 5598920), (4, 2799460), (5, 2239568), (8, 1399730), (10, 1119784), (16, 699865), (19, 589360), (20, 559892), (38, 294680), (40, 279946), (53, 211280), (76, 147340), (80, 139973), (95, 117872), (106, 105640), (139, 80560), (152, 73670), (190, 58936), (212, 52820), (265, 42256), (278, 40280), (304, 36835), (380, 29468), (424, 26410), (530, 21128), (556, 20140), (695, 16112), (760, 14734), (848, 13205), (1007, 11120), (1060, 10564), (1112, 10070), (1390, 8056), (1520, 7367), (2014, 5560), (2120, 5282), (2224, 5035), (2641, 4240), (2780, 4028)]