19935300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:898

約数の個数: 144

約数和(自身を含む): 71995392

約数和(自身を除く): 52060092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 55, 60, 66, 70, 75, 77, 84, 100, 105, 110, 132, 140, 150, 154, 165, 175, 210, 220, 231, 275, 300, 308, 330, 350, 385, 420, 462, 525, 550, 660, 700, 770, 825, 863, 924, 1050, 1100, 1155, 1540, 1650, 1726, 1925, 2100, 2310, 2589, 3300, 3452, 3850, 4315, 4620, 5178, 5775, 6041, 7700, 8630, 9493, 10356, 11550, 12082, 12945, 17260, 18123, 18986, 21575, 23100, 24164, 25890, 28479, 30205, 36246, 37972, 43150, 47465, 51780, 56958, 60410, 64725, 66451, 72492, 86300, 90615, 94930, 113916, 120820, 129450, 132902, 142395, 151025, 181230, 189860, 199353, 237325, 258900, 265804, 284790, 302050, 332255, 362460, 398706, 453075, 474650, 569580, 604100, 664510, 711975, 797412, 906150, 949300, 996765, 1329020, 1423950, 1661275, 1812300, 1993530, 2847900, 3322550, 3987060, 4983825, 6645100, 9967650, 19935300]

約数ペア:

[(1, 19935300), (2, 9967650), (3, 6645100), (4, 4983825), (5, 3987060), (6, 3322550), (7, 2847900), (10, 1993530), (11, 1812300), (12, 1661275), (14, 1423950), (15, 1329020), (20, 996765), (21, 949300), (22, 906150), (25, 797412), (28, 711975), (30, 664510), (33, 604100), (35, 569580), (42, 474650), (44, 453075), (50, 398706), (55, 362460), (60, 332255), (66, 302050), (70, 284790), (75, 265804), (77, 258900), (84, 237325), (100, 199353), (105, 189860), (110, 181230), (132, 151025), (140, 142395), (150, 132902), (154, 129450), (165, 120820), (175, 113916), (210, 94930), (220, 90615), (231, 86300), (275, 72492), (300, 66451), (308, 64725), (330, 60410), (350, 56958), (385, 51780), (420, 47465), (462, 43150), (525, 37972), (550, 36246), (660, 30205), (700, 28479), (770, 25890), (825, 24164), (863, 23100), (924, 21575), (1050, 18986), (1100, 18123), (1155, 17260), (1540, 12945), (1650, 12082), (1726, 11550), (1925, 10356), (2100, 9493), (2310, 8630), (2589, 7700), (3300, 6041), (3452, 5775), (3850, 5178), (4315, 4620)]