42975940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43853}}^1$

素因数の和:43876

約数の個数: 36

約数和(自身を含む): 104986476

約数和(自身を除く): 62010536

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 43853, 87706, 175412, 219265, 306971, 438530, 613942, 877060, 1227884, 1534855, 2148797, 3069710, 4297594, 6139420, 8595188, 10743985, 21487970, 42975940]

約数ペア:

[(1, 42975940), (2, 21487970), (4, 10743985), (5, 8595188), (7, 6139420), (10, 4297594), (14, 3069710), (20, 2148797), (28, 1534855), (35, 1227884), (49, 877060), (70, 613942), (98, 438530), (140, 306971), (196, 219265), (245, 175412), (490, 87706), (980, 43853)]