28841820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1659

約数の個数: 96

約数和(自身を含む): 94499328

約数和(自身を除く): 65657508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1597, 1806, 2580, 3010, 3194, 3612, 4515, 4791, 6020, 6388, 7985, 9030, 9582, 11179, 15970, 18060, 19164, 22358, 23955, 31940, 33537, 44716, 47910, 55895, 67074, 68671, 95820, 111790, 134148, 137342, 167685, 206013, 223580, 274684, 335370, 343355, 412026, 480697, 670740, 686710, 824052, 961394, 1030065, 1373420, 1442091, 1922788, 2060130, 2403485, 2884182, 4120260, 4806970, 5768364, 7210455, 9613940, 14420910, 28841820]

約数ペア:

[(1, 28841820), (2, 14420910), (3, 9613940), (4, 7210455), (5, 5768364), (6, 4806970), (7, 4120260), (10, 2884182), (12, 2403485), (14, 2060130), (15, 1922788), (20, 1442091), (21, 1373420), (28, 1030065), (30, 961394), (35, 824052), (42, 686710), (43, 670740), (60, 480697), (70, 412026), (84, 343355), (86, 335370), (105, 274684), (129, 223580), (140, 206013), (172, 167685), (210, 137342), (215, 134148), (258, 111790), (301, 95820), (420, 68671), (430, 67074), (516, 55895), (602, 47910), (645, 44716), (860, 33537), (903, 31940), (1204, 23955), (1290, 22358), (1505, 19164), (1597, 18060), (1806, 15970), (2580, 11179), (3010, 9582), (3194, 9030), (3612, 7985), (4515, 6388), (4791, 6020)]