20929799800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1149989}}^1$

素因数の和:1150025

約数の個数: 96

約数和(自身を含む): 59891479200

約数和(自身を除く): 38961679400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 130, 140, 175, 182, 200, 260, 280, 325, 350, 364, 455, 520, 650, 700, 728, 910, 1300, 1400, 1820, 2275, 2600, 3640, 4550, 9100, 18200, 1149989, 2299978, 4599956, 5749945, 8049923, 9199912, 11499890, 14949857, 16099846, 22999780, 28749725, 29899714, 32199692, 40249615, 45999560, 57499450, 59799428, 64399384, 74749285, 80499230, 104648999, 114998900, 119598856, 149498570, 160998460, 201248075, 209297998, 229997800, 298997140, 321996920, 373746425, 402496150, 418595996, 523244995, 597994280, 747492850, 804992300, 837191992, 1046489990, 1494985700, 1609984600, 2092979980, 2616224975, 2989971400, 4185959960, 5232449950, 10464899900, 20929799800]

約数ペア:

[(1, 20929799800), (2, 10464899900), (4, 5232449950), (5, 4185959960), (7, 2989971400), (8, 2616224975), (10, 2092979980), (13, 1609984600), (14, 1494985700), (20, 1046489990), (25, 837191992), (26, 804992300), (28, 747492850), (35, 597994280), (40, 523244995), (50, 418595996), (52, 402496150), (56, 373746425), (65, 321996920), (70, 298997140), (91, 229997800), (100, 209297998), (104, 201248075), (130, 160998460), (140, 149498570), (175, 119598856), (182, 114998900), (200, 104648999), (260, 80499230), (280, 74749285), (325, 64399384), (350, 59799428), (364, 57499450), (455, 45999560), (520, 40249615), (650, 32199692), (700, 29899714), (728, 28749725), (910, 22999780), (1300, 16099846), (1400, 14949857), (1820, 11499890), (2275, 9199912), (2600, 8049923), (3640, 5749945), (4550, 4599956), (9100, 2299978), (18200, 1149989)]