20147443400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{625697}}^1$

素因数の和:625743

約数の個数: 96

約数和(自身を含む): 55862317440

約数和(自身を除く): 35714874040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 92, 100, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 460, 575, 644, 700, 805, 920, 1150, 1288, 1400, 1610, 2300, 3220, 4025, 4600, 6440, 8050, 16100, 32200, 625697, 1251394, 2502788, 3128485, 4379879, 5005576, 6256970, 8759758, 12513940, 14391031, 15642425, 17519516, 21899395, 25027880, 28782062, 31284850, 35039032, 43798790, 57564124, 62569700, 71955155, 87597580, 100737217, 109496975, 115128248, 125139400, 143910310, 175195160, 201474434, 218993950, 287820620, 359775775, 402948868, 437987900, 503686085, 575641240, 719551550, 805897736, 875975800, 1007372170, 1439103100, 2014744340, 2518430425, 2878206200, 4029488680, 5036860850, 10073721700, 20147443400]

約数ペア:

[(1, 20147443400), (2, 10073721700), (4, 5036860850), (5, 4029488680), (7, 2878206200), (8, 2518430425), (10, 2014744340), (14, 1439103100), (20, 1007372170), (23, 875975800), (25, 805897736), (28, 719551550), (35, 575641240), (40, 503686085), (46, 437987900), (50, 402948868), (56, 359775775), (70, 287820620), (92, 218993950), (100, 201474434), (115, 175195160), (140, 143910310), (161, 125139400), (175, 115128248), (184, 109496975), (200, 100737217), (230, 87597580), (280, 71955155), (322, 62569700), (350, 57564124), (460, 43798790), (575, 35039032), (644, 31284850), (700, 28782062), (805, 25027880), (920, 21899395), (1150, 17519516), (1288, 15642425), (1400, 14391031), (1610, 12513940), (2300, 8759758), (3220, 6256970), (4025, 5005576), (4600, 4379879), (6440, 3128485), (8050, 2502788), (16100, 1251394), (32200, 625697)]