19703460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1091}}^1$

素因数の和:1153

約数の個数: 96

約数和(自身を含む): 64576512

約数和(自身を除く): 44873052

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, 1091, 1204, 1290, 1505, 1806, 2182, 2580, 3010, 3273, 3612, 4364, 4515, 5455, 6020, 6546, 7637, 9030, 10910, 13092, 15274, 16365, 18060, 21820, 22911, 30548, 32730, 38185, 45822, 46913, 65460, 76370, 91644, 93826, 114555, 140739, 152740, 187652, 229110, 234565, 281478, 328391, 458220, 469130, 562956, 656782, 703695, 938260, 985173, 1313564, 1407390, 1641955, 1970346, 2814780, 3283910, 3940692, 4925865, 6567820, 9851730, 19703460]

約数ペア:

[(1, 19703460), (2, 9851730), (3, 6567820), (4, 4925865), (5, 3940692), (6, 3283910), (7, 2814780), (10, 1970346), (12, 1641955), (14, 1407390), (15, 1313564), (20, 985173), (21, 938260), (28, 703695), (30, 656782), (35, 562956), (42, 469130), (43, 458220), (60, 328391), (70, 281478), (84, 234565), (86, 229110), (105, 187652), (129, 152740), (140, 140739), (172, 114555), (210, 93826), (215, 91644), (258, 76370), (301, 65460), (420, 46913), (430, 45822), (516, 38185), (602, 32730), (645, 30548), (860, 22911), (903, 21820), (1091, 18060), (1204, 16365), (1290, 15274), (1505, 13092), (1806, 10910), (2182, 9030), (2580, 7637), (3010, 6546), (3273, 6020), (3612, 5455), (4364, 4515)]