208065970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{30643}}^1$

素因数の和:30754

約数の個数: 32

約数和(自身を含む): 432448128

約数和(自身を除く): 224382158

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 6790, 30643, 61286, 153215, 214501, 306430, 429002, 1072505, 2145010, 2972371, 5944742, 14861855, 20806597, 29723710, 41613194, 104032985, 208065970]

約数ペア:

[(1, 208065970), (2, 104032985), (5, 41613194), (7, 29723710), (10, 20806597), (14, 14861855), (35, 5944742), (70, 2972371), (97, 2145010), (194, 1072505), (485, 429002), (679, 306430), (970, 214501), (1358, 153215), (3395, 61286), (6790, 30643)]