7127240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 17141760

約数和(自身を除く): 10014520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 127, 184, 230, 244, 254, 305, 460, 488, 508, 610, 635, 920, 1016, 1220, 1270, 1403, 2440, 2540, 2806, 2921, 5080, 5612, 5842, 7015, 7747, 11224, 11684, 14030, 14605, 15494, 23368, 28060, 29210, 30988, 38735, 56120, 58420, 61976, 77470, 116840, 154940, 178181, 309880, 356362, 712724, 890905, 1425448, 1781810, 3563620, 7127240]

約数ペア:

[(1, 7127240), (2, 3563620), (4, 1781810), (5, 1425448), (8, 890905), (10, 712724), (20, 356362), (23, 309880), (40, 178181), (46, 154940), (61, 116840), (92, 77470), (115, 61976), (122, 58420), (127, 56120), (184, 38735), (230, 30988), (244, 29210), (254, 28060), (305, 23368), (460, 15494), (488, 14605), (508, 14030), (610, 11684), (635, 11224), (920, 7747), (1016, 7015), (1220, 5842), (1270, 5612), (1403, 5080), (2440, 2921), (2540, 2806)]