20105972600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{495221}}^1$

素因数の和:495273

約数の個数: 96

約数和(自身を含む): 55266775200

約数和(自身を除く): 35160802600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 100, 116, 140, 145, 175, 200, 203, 232, 280, 290, 350, 406, 580, 700, 725, 812, 1015, 1160, 1400, 1450, 1624, 2030, 2900, 4060, 5075, 5800, 8120, 10150, 20300, 40600, 495221, 990442, 1980884, 2476105, 3466547, 3961768, 4952210, 6933094, 9904420, 12380525, 13866188, 14361409, 17332735, 19808840, 24761050, 27732376, 28722818, 34665470, 49522100, 57445636, 69330940, 71807045, 86663675, 99044200, 100529863, 114891272, 138661880, 143614090, 173327350, 201059726, 287228180, 346654700, 359035225, 402119452, 502649315, 574456360, 693309400, 718070450, 804238904, 1005298630, 1436140900, 2010597260, 2513246575, 2872281800, 4021194520, 5026493150, 10052986300, 20105972600]

約数ペア:

[(1, 20105972600), (2, 10052986300), (4, 5026493150), (5, 4021194520), (7, 2872281800), (8, 2513246575), (10, 2010597260), (14, 1436140900), (20, 1005298630), (25, 804238904), (28, 718070450), (29, 693309400), (35, 574456360), (40, 502649315), (50, 402119452), (56, 359035225), (58, 346654700), (70, 287228180), (100, 201059726), (116, 173327350), (140, 143614090), (145, 138661880), (175, 114891272), (200, 100529863), (203, 99044200), (232, 86663675), (280, 71807045), (290, 69330940), (350, 57445636), (406, 49522100), (580, 34665470), (700, 28722818), (725, 27732376), (812, 24761050), (1015, 19808840), (1160, 17332735), (1400, 14361409), (1450, 13866188), (1624, 12380525), (2030, 9904420), (2900, 6933094), (4060, 4952210), (5075, 3961768), (5800, 3466547), (8120, 2476105), (10150, 1980884), (20300, 990442), (40600, 495221)]