20078850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 55782144

約数和(自身を除く): 35703294

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 43, 50, 55, 66, 75, 86, 110, 129, 150, 165, 215, 258, 275, 283, 330, 430, 473, 550, 566, 645, 825, 849, 946, 1075, 1290, 1415, 1419, 1650, 1698, 2150, 2365, 2830, 2838, 3113, 3225, 4245, 4730, 6226, 6450, 7075, 7095, 8490, 9339, 11825, 12169, 14150, 14190, 15565, 18678, 21225, 23650, 24338, 31130, 35475, 36507, 42450, 46695, 60845, 70950, 73014, 77825, 93390, 121690, 133859, 155650, 182535, 233475, 267718, 304225, 365070, 401577, 466950, 608450, 669295, 803154, 912675, 1338590, 1825350, 2007885, 3346475, 4015770, 6692950, 10039425, 20078850]

約数ペア:

[(1, 20078850), (2, 10039425), (3, 6692950), (5, 4015770), (6, 3346475), (10, 2007885), (11, 1825350), (15, 1338590), (22, 912675), (25, 803154), (30, 669295), (33, 608450), (43, 466950), (50, 401577), (55, 365070), (66, 304225), (75, 267718), (86, 233475), (110, 182535), (129, 155650), (150, 133859), (165, 121690), (215, 93390), (258, 77825), (275, 73014), (283, 70950), (330, 60845), (430, 46695), (473, 42450), (550, 36507), (566, 35475), (645, 31130), (825, 24338), (849, 23650), (946, 21225), (1075, 18678), (1290, 15565), (1415, 14190), (1419, 14150), (1650, 12169), (1698, 11825), (2150, 9339), (2365, 8490), (2830, 7095), (2838, 7075), (3113, 6450), (3225, 6226), (4245, 4730)]