201231730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{823}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 422712000

約数和(自身を除く): 221480270

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 499, 823, 998, 1646, 2495, 3493, 4115, 4990, 5761, 6986, 8230, 11522, 17465, 24451, 28805, 34930, 40327, 48902, 57610, 80654, 122255, 201635, 244510, 403270, 410677, 821354, 2053385, 2874739, 4106770, 5749478, 14373695, 20123173, 28747390, 40246346, 100615865, 201231730]

約数ペア:

[(1, 201231730), (2, 100615865), (5, 40246346), (7, 28747390), (10, 20123173), (14, 14373695), (35, 5749478), (49, 4106770), (70, 2874739), (98, 2053385), (245, 821354), (490, 410677), (499, 403270), (823, 244510), (998, 201635), (1646, 122255), (2495, 80654), (3493, 57610), (4115, 48902), (4990, 40327), (5761, 34930), (6986, 28805), (8230, 24451), (11522, 17465)]