19627300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2549}}^1$

素因数の和:2581

約数の個数: 72

約数和(自身を含む): 53121600

約数和(自身を除く): 33494300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 2549, 3850, 5098, 7700, 10196, 12745, 17843, 25490, 28039, 35686, 50980, 56078, 63725, 71372, 89215, 112156, 127450, 140195, 178430, 196273, 254900, 280390, 356860, 392546, 446075, 560780, 700975, 785092, 892150, 981365, 1401950, 1784300, 1962730, 2803900, 3925460, 4906825, 9813650, 19627300]

約数ペア:

[(1, 19627300), (2, 9813650), (4, 4906825), (5, 3925460), (7, 2803900), (10, 1962730), (11, 1784300), (14, 1401950), (20, 981365), (22, 892150), (25, 785092), (28, 700975), (35, 560780), (44, 446075), (50, 392546), (55, 356860), (70, 280390), (77, 254900), (100, 196273), (110, 178430), (140, 140195), (154, 127450), (175, 112156), (220, 89215), (275, 71372), (308, 63725), (350, 56078), (385, 50980), (550, 35686), (700, 28039), (770, 25490), (1100, 17843), (1540, 12745), (1925, 10196), (2549, 7700), (3850, 5098)]