858226720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{412609}}^1$

素因数の和:412637

約数の個数: 48

約数和(自身を含む): 2183532120

約数和(自身を除く): 1325305400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 412609, 825218, 1650436, 2063045, 3300872, 4126090, 5363917, 6601744, 8252180, 10727834, 13203488, 16504360, 21455668, 26819585, 33008720, 42911336, 53639170, 66017440, 85822672, 107278340, 171645344, 214556680, 429113360, 858226720]

約数ペア:

[(1, 858226720), (2, 429113360), (4, 214556680), (5, 171645344), (8, 107278340), (10, 85822672), (13, 66017440), (16, 53639170), (20, 42911336), (26, 33008720), (32, 26819585), (40, 21455668), (52, 16504360), (65, 13203488), (80, 10727834), (104, 8252180), (130, 6601744), (160, 5363917), (208, 4126090), (260, 3300872), (416, 2063045), (520, 1650436), (1040, 825218), (2080, 412609)]