220080728

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{49747}}^1$

素因数の和:49839

約数の個数: 32

約数和(自身を含む): 477580800

約数和(自身を除く): 257500072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 49747, 99494, 198988, 348229, 397976, 696458, 1392916, 2785832, 3930013, 7860026, 15720052, 27510091, 31440104, 55020182, 110040364, 220080728]

約数ペア:

[(1, 220080728), (2, 110040364), (4, 55020182), (7, 31440104), (8, 27510091), (14, 15720052), (28, 7860026), (56, 3930013), (79, 2785832), (158, 1392916), (316, 696458), (553, 397976), (632, 348229), (1106, 198988), (2212, 99494), (4424, 49747)]