2050300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 5312160

約数和(自身を除く): 3261860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 101, 116, 140, 145, 175, 202, 203, 290, 350, 404, 406, 505, 580, 700, 707, 725, 812, 1010, 1015, 1414, 1450, 2020, 2030, 2525, 2828, 2900, 2929, 3535, 4060, 5050, 5075, 5858, 7070, 10100, 10150, 11716, 14140, 14645, 17675, 20300, 20503, 29290, 35350, 41006, 58580, 70700, 73225, 82012, 102515, 146450, 205030, 292900, 410060, 512575, 1025150, 2050300]

約数ペア:

[(1, 2050300), (2, 1025150), (4, 512575), (5, 410060), (7, 292900), (10, 205030), (14, 146450), (20, 102515), (25, 82012), (28, 73225), (29, 70700), (35, 58580), (50, 41006), (58, 35350), (70, 29290), (100, 20503), (101, 20300), (116, 17675), (140, 14645), (145, 14140), (175, 11716), (202, 10150), (203, 10100), (290, 7070), (350, 5858), (404, 5075), (406, 5050), (505, 4060), (580, 3535), (700, 2929), (707, 2900), (725, 2828), (812, 2525), (1010, 2030), (1015, 2020), (1414, 1450)]