31520810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7213}}^1$

素因数の和:7262

約数の個数: 32

約数和(自身を含む): 62328960

約数和(自身を除く): 30808150

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 7213, 14426, 36065, 72130, 137047, 165899, 274094, 331798, 685235, 829495, 1370470, 1658990, 3152081, 6304162, 15760405, 31520810]

約数ペア:

[(1, 31520810), (2, 15760405), (5, 6304162), (10, 3152081), (19, 1658990), (23, 1370470), (38, 829495), (46, 685235), (95, 331798), (115, 274094), (190, 165899), (230, 137047), (437, 72130), (874, 36065), (2185, 14426), (4370, 7213)]