30786800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6997}}^1$

素因数の和:7026

約数の個数: 60

約数和(自身を含む): 80700936

約数和(自身を除く): 49914136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 6997, 13994, 27988, 34985, 55976, 69970, 76967, 111952, 139940, 153934, 174925, 279880, 307868, 349850, 384835, 559760, 615736, 699700, 769670, 1231472, 1399400, 1539340, 1924175, 2798800, 3078680, 3848350, 6157360, 7696700, 15393400, 30786800]

約数ペア:

[(1, 30786800), (2, 15393400), (4, 7696700), (5, 6157360), (8, 3848350), (10, 3078680), (11, 2798800), (16, 1924175), (20, 1539340), (22, 1399400), (25, 1231472), (40, 769670), (44, 699700), (50, 615736), (55, 559760), (80, 384835), (88, 349850), (100, 307868), (110, 279880), (176, 174925), (200, 153934), (220, 139940), (275, 111952), (400, 76967), (440, 69970), (550, 55976), (880, 34985), (1100, 27988), (2200, 13994), (4400, 6997)]