40371160

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 93895200

約数和(自身を除く): 53524040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 137, 139, 212, 265, 274, 278, 424, 530, 548, 556, 685, 695, 1060, 1096, 1112, 1370, 1390, 2120, 2740, 2780, 5480, 5560, 7261, 7367, 14522, 14734, 19043, 29044, 29468, 36305, 36835, 38086, 58088, 58936, 72610, 73670, 76172, 95215, 145220, 147340, 152344, 190430, 290440, 294680, 380860, 761720, 1009279, 2018558, 4037116, 5046395, 8074232, 10092790, 20185580, 40371160]

約数ペア:

[(1, 40371160), (2, 20185580), (4, 10092790), (5, 8074232), (8, 5046395), (10, 4037116), (20, 2018558), (40, 1009279), (53, 761720), (106, 380860), (137, 294680), (139, 290440), (212, 190430), (265, 152344), (274, 147340), (278, 145220), (424, 95215), (530, 76172), (548, 73670), (556, 72610), (685, 58936), (695, 58088), (1060, 38086), (1096, 36835), (1112, 36305), (1370, 29468), (1390, 29044), (2120, 19043), (2740, 14734), (2780, 14522), (5480, 7367), (5560, 7261)]