20210002540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{98269}}^1$

素因数の和:98411

約数の個数: 96

約数和(自身を含む): 52697877120

約数和(自身を除く): 32487874580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 113, 130, 140, 182, 226, 260, 364, 452, 455, 565, 791, 910, 1130, 1469, 1582, 1820, 2260, 2938, 3164, 3955, 5876, 7345, 7910, 10283, 14690, 15820, 20566, 29380, 41132, 51415, 98269, 102830, 196538, 205660, 393076, 491345, 687883, 982690, 1277497, 1375766, 1965380, 2554994, 2751532, 3439415, 5109988, 6387485, 6878830, 8942479, 11104397, 12774970, 13757660, 17884958, 22208794, 25549940, 35769916, 44417588, 44712395, 55521985, 77730779, 89424790, 111043970, 144357161, 155461558, 178849580, 222087940, 288714322, 310923116, 388653895, 577428644, 721785805, 777307790, 1010500127, 1443571610, 1554615580, 2021000254, 2887143220, 4042000508, 5052500635, 10105001270, 20210002540]

約数ペア:

[(1, 20210002540), (2, 10105001270), (4, 5052500635), (5, 4042000508), (7, 2887143220), (10, 2021000254), (13, 1554615580), (14, 1443571610), (20, 1010500127), (26, 777307790), (28, 721785805), (35, 577428644), (52, 388653895), (65, 310923116), (70, 288714322), (91, 222087940), (113, 178849580), (130, 155461558), (140, 144357161), (182, 111043970), (226, 89424790), (260, 77730779), (364, 55521985), (452, 44712395), (455, 44417588), (565, 35769916), (791, 25549940), (910, 22208794), (1130, 17884958), (1469, 13757660), (1582, 12774970), (1820, 11104397), (2260, 8942479), (2938, 6878830), (3164, 6387485), (3955, 5109988), (5876, 3439415), (7345, 2751532), (7910, 2554994), (10283, 1965380), (14690, 1375766), (15820, 1277497), (20566, 982690), (29380, 687883), (41132, 491345), (51415, 393076), (98269, 205660), (102830, 196538)]