208485970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{270761}}^1$

素因数の和:270786

約数の個数: 32

約数和(自身を含む): 467876736

約数和(自身を除く): 259390766

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 270761, 541522, 1353805, 1895327, 2707610, 2978371, 3790654, 5956742, 9476635, 14891855, 18953270, 20848597, 29783710, 41697194, 104242985, 208485970]

約数ペア:

[(1, 208485970), (2, 104242985), (5, 41697194), (7, 29783710), (10, 20848597), (11, 18953270), (14, 14891855), (22, 9476635), (35, 5956742), (55, 3790654), (70, 2978371), (77, 2707610), (110, 1895327), (154, 1353805), (385, 541522), (770, 270761)]