16240760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 22466440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 127, 139, 184, 230, 254, 278, 460, 508, 556, 635, 695, 920, 1016, 1112, 1270, 1390, 2540, 2780, 2921, 3197, 5080, 5560, 5842, 6394, 11684, 12788, 14605, 15985, 17653, 23368, 25576, 29210, 31970, 35306, 58420, 63940, 70612, 88265, 116840, 127880, 141224, 176530, 353060, 406019, 706120, 812038, 1624076, 2030095, 3248152, 4060190, 8120380, 16240760]

約数ペア:

[(1, 16240760), (2, 8120380), (4, 4060190), (5, 3248152), (8, 2030095), (10, 1624076), (20, 812038), (23, 706120), (40, 406019), (46, 353060), (92, 176530), (115, 141224), (127, 127880), (139, 116840), (184, 88265), (230, 70612), (254, 63940), (278, 58420), (460, 35306), (508, 31970), (556, 29210), (635, 25576), (695, 23368), (920, 17653), (1016, 15985), (1112, 14605), (1270, 12788), (1390, 11684), (2540, 6394), (2780, 5842), (2921, 5560), (3197, 5080)]