20473320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24373}}^1$

素因数の和:24394

約数の個数: 64

約数和(自身を含む): 70197120

約数和(自身を除く): 49723800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24373, 48746, 73119, 97492, 121865, 146238, 170611, 194984, 243730, 292476, 341222, 365595, 487460, 511833, 584952, 682444, 731190, 853055, 974920, 1023666, 1364888, 1462380, 1706110, 2047332, 2559165, 2924760, 3412220, 4094664, 5118330, 6824440, 10236660, 20473320]

約数ペア:

[(1, 20473320), (2, 10236660), (3, 6824440), (4, 5118330), (5, 4094664), (6, 3412220), (7, 2924760), (8, 2559165), (10, 2047332), (12, 1706110), (14, 1462380), (15, 1364888), (20, 1023666), (21, 974920), (24, 853055), (28, 731190), (30, 682444), (35, 584952), (40, 511833), (42, 487460), (56, 365595), (60, 341222), (70, 292476), (84, 243730), (105, 194984), (120, 170611), (140, 146238), (168, 121865), (210, 97492), (280, 73119), (420, 48746), (840, 24373)]