20197802100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{9618001}}^1$

素因数の和:9618025

約数の個数: 72

約数和(自身を含む): 66787405888

約数和(自身を除く): 46589603788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 9618001, 19236002, 28854003, 38472004, 48090005, 57708006, 67326007, 96180010, 115416012, 134652014, 144270015, 192360020, 201978021, 240450025, 269304028, 288540030, 336630035, 403956042, 480900050, 577080060, 673260070, 721350075, 807912084, 961800100, 1009890105, 1346520140, 1442700150, 1683150175, 2019780210, 2885400300, 3366300350, 4039560420, 5049450525, 6732600700, 10098901050, 20197802100]

約数ペア:

[(1, 20197802100), (2, 10098901050), (3, 6732600700), (4, 5049450525), (5, 4039560420), (6, 3366300350), (7, 2885400300), (10, 2019780210), (12, 1683150175), (14, 1442700150), (15, 1346520140), (20, 1009890105), (21, 961800100), (25, 807912084), (28, 721350075), (30, 673260070), (35, 577080060), (42, 480900050), (50, 403956042), (60, 336630035), (70, 288540030), (75, 269304028), (84, 240450025), (100, 201978021), (105, 192360020), (140, 144270015), (150, 134652014), (175, 115416012), (210, 96180010), (300, 67326007), (350, 57708006), (420, 48090005), (525, 38472004), (700, 28854003), (1050, 19236002), (2100, 9618001)]