895160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 2419200

約数和(自身を除く): 1524040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 139, 140, 161, 184, 230, 278, 280, 322, 460, 556, 644, 695, 805, 920, 973, 1112, 1288, 1390, 1610, 1946, 2780, 3197, 3220, 3892, 4865, 5560, 6394, 6440, 7784, 9730, 12788, 15985, 19460, 22379, 25576, 31970, 38920, 44758, 63940, 89516, 111895, 127880, 179032, 223790, 447580, 895160]

約数ペア:

[(1, 895160), (2, 447580), (4, 223790), (5, 179032), (7, 127880), (8, 111895), (10, 89516), (14, 63940), (20, 44758), (23, 38920), (28, 31970), (35, 25576), (40, 22379), (46, 19460), (56, 15985), (70, 12788), (92, 9730), (115, 7784), (139, 6440), (140, 6394), (161, 5560), (184, 4865), (230, 3892), (278, 3220), (280, 3197), (322, 2780), (460, 1946), (556, 1610), (644, 1390), (695, 1288), (805, 1112), (920, 973)]