20222766700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{66239}}^1$

素因数の和:66367

約数の個数: 72

約数和(自身を含む): 45537085440

約数和(自身を除く): 25314318740

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 71, 86, 100, 142, 172, 215, 284, 355, 430, 710, 860, 1075, 1420, 1775, 2150, 3053, 3550, 4300, 6106, 7100, 12212, 15265, 30530, 61060, 66239, 76325, 132478, 152650, 264956, 305300, 331195, 662390, 1324780, 1655975, 2848277, 3311950, 4702969, 5696554, 6623900, 9405938, 11393108, 14241385, 18811876, 23514845, 28482770, 47029690, 56965540, 71206925, 94059380, 117574225, 142413850, 202227667, 235148450, 284827700, 404455334, 470296900, 808910668, 1011138335, 2022276670, 4044553340, 5055691675, 10111383350, 20222766700]

約数ペア:

[(1, 20222766700), (2, 10111383350), (4, 5055691675), (5, 4044553340), (10, 2022276670), (20, 1011138335), (25, 808910668), (43, 470296900), (50, 404455334), (71, 284827700), (86, 235148450), (100, 202227667), (142, 142413850), (172, 117574225), (215, 94059380), (284, 71206925), (355, 56965540), (430, 47029690), (710, 28482770), (860, 23514845), (1075, 18811876), (1420, 14241385), (1775, 11393108), (2150, 9405938), (3053, 6623900), (3550, 5696554), (4300, 4702969), (6106, 3311950), (7100, 2848277), (12212, 1655975), (15265, 1324780), (30530, 662390), (61060, 331195), (66239, 305300), (76325, 264956), (132478, 152650)]