20096910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:639

約数の個数: 80

約数和(自身を含む): 55390896

約数和(自身を除く): 35293986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 81, 86, 90, 129, 135, 162, 215, 258, 270, 387, 405, 430, 577, 645, 774, 810, 1154, 1161, 1290, 1731, 1935, 2322, 2885, 3462, 3483, 3870, 5193, 5770, 5805, 6966, 8655, 10386, 11610, 15579, 17310, 17415, 24811, 25965, 31158, 34830, 46737, 49622, 51930, 74433, 77895, 93474, 124055, 148866, 155790, 223299, 233685, 248110, 372165, 446598, 467370, 669897, 744330, 1116495, 1339794, 2009691, 2232990, 3349485, 4019382, 6698970, 10048455, 20096910]

約数ペア:

[(1, 20096910), (2, 10048455), (3, 6698970), (5, 4019382), (6, 3349485), (9, 2232990), (10, 2009691), (15, 1339794), (18, 1116495), (27, 744330), (30, 669897), (43, 467370), (45, 446598), (54, 372165), (81, 248110), (86, 233685), (90, 223299), (129, 155790), (135, 148866), (162, 124055), (215, 93474), (258, 77895), (270, 74433), (387, 51930), (405, 49622), (430, 46737), (577, 34830), (645, 31158), (774, 25965), (810, 24811), (1154, 17415), (1161, 17310), (1290, 15579), (1731, 11610), (1935, 10386), (2322, 8655), (2885, 6966), (3462, 5805), (3483, 5770), (3870, 5193)]