5115560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 12441600

約数和(自身を除く): 7326040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 127, 152, 190, 212, 254, 265, 380, 424, 508, 530, 635, 760, 1007, 1016, 1060, 1270, 2014, 2120, 2413, 2540, 4028, 4826, 5035, 5080, 6731, 8056, 9652, 10070, 12065, 13462, 19304, 20140, 24130, 26924, 33655, 40280, 48260, 53848, 67310, 96520, 127889, 134620, 255778, 269240, 511556, 639445, 1023112, 1278890, 2557780, 5115560]

約数ペア:

[(1, 5115560), (2, 2557780), (4, 1278890), (5, 1023112), (8, 639445), (10, 511556), (19, 269240), (20, 255778), (38, 134620), (40, 127889), (53, 96520), (76, 67310), (95, 53848), (106, 48260), (127, 40280), (152, 33655), (190, 26924), (212, 24130), (254, 20140), (265, 19304), (380, 13462), (424, 12065), (508, 10070), (530, 9652), (635, 8056), (760, 6731), (1007, 5080), (1016, 5035), (1060, 4826), (1270, 4028), (2014, 2540), (2120, 2413)]