28589540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29173}}^1$

素因数の和:29196

約数の個数: 36

約数和(自身を含む): 69842556

約数和(自身を除く): 41253016

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 29173, 58346, 116692, 145865, 204211, 291730, 408422, 583460, 816844, 1021055, 1429477, 2042110, 2858954, 4084220, 5717908, 7147385, 14294770, 28589540]

約数ペア:

[(1, 28589540), (2, 14294770), (4, 7147385), (5, 5717908), (7, 4084220), (10, 2858954), (14, 2042110), (20, 1429477), (28, 1021055), (35, 816844), (49, 583460), (70, 408422), (98, 291730), (140, 204211), (196, 145865), (245, 116692), (490, 58346), (980, 29173)]