20804037200

素因数分解:

$2^4\times 5^2\times {\mathrm{59}}^1\times {\mathrm{881527}}^1$

素因数の和:881604

約数の個数: 60

約数和(自身を含む): 50828904480

約数和(自身を除く): 30024867280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 59, 80, 100, 118, 200, 236, 295, 400, 472, 590, 944, 1180, 1475, 2360, 2950, 4720, 5900, 11800, 23600, 881527, 1763054, 3526108, 4407635, 7052216, 8815270, 14104432, 17630540, 22038175, 35261080, 44076350, 52010093, 70522160, 88152700, 104020186, 176305400, 208040372, 260050465, 352610800, 416080744, 520100930, 832161488, 1040201860, 1300252325, 2080403720, 2600504650, 4160807440, 5201009300, 10402018600, 20804037200]

約数ペア:

[(1, 20804037200), (2, 10402018600), (4, 5201009300), (5, 4160807440), (8, 2600504650), (10, 2080403720), (16, 1300252325), (20, 1040201860), (25, 832161488), (40, 520100930), (50, 416080744), (59, 352610800), (80, 260050465), (100, 208040372), (118, 176305400), (200, 104020186), (236, 88152700), (295, 70522160), (400, 52010093), (472, 44076350), (590, 35261080), (944, 22038175), (1180, 17630540), (1475, 14104432), (2360, 8815270), (2950, 7052216), (4720, 4407635), (5900, 3526108), (11800, 1763054), (23600, 881527)]