20238077600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1945969}}^1$

素因数の和:1946002

約数の個数: 72

約数和(自身を含む): 53206711740

約数和(自身を除く): 32968634140

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 1945969, 3891938, 7783876, 9729845, 15567752, 19459690, 25297597, 31135504, 38919380, 48649225, 50595194, 62271008, 77838760, 97298450, 101190388, 126487985, 155677520, 194596900, 202380776, 252975970, 311355040, 389193800, 404761552, 505951940, 632439925, 778387600, 809523104, 1011903880, 1264879850, 1556775200, 2023807760, 2529759700, 4047615520, 5059519400, 10119038800, 20238077600]

約数ペア:

[(1, 20238077600), (2, 10119038800), (4, 5059519400), (5, 4047615520), (8, 2529759700), (10, 2023807760), (13, 1556775200), (16, 1264879850), (20, 1011903880), (25, 809523104), (26, 778387600), (32, 632439925), (40, 505951940), (50, 404761552), (52, 389193800), (65, 311355040), (80, 252975970), (100, 202380776), (104, 194596900), (130, 155677520), (160, 126487985), (200, 101190388), (208, 97298450), (260, 77838760), (325, 62271008), (400, 50595194), (416, 48649225), (520, 38919380), (650, 31135504), (800, 25297597), (1040, 19459690), (1300, 15567752), (2080, 9729845), (2600, 7783876), (5200, 3891938), (10400, 1945969)]