19573120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:300

約数の個数: 128

約数和(自身を含む): 56842560

約数和(自身を除く): 37269440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 257, 272, 280, 320, 340, 448, 476, 514, 544, 560, 595, 640, 680, 896, 952, 1028, 1088, 1120, 1190, 1285, 1360, 1799, 1904, 2056, 2176, 2240, 2380, 2570, 2720, 3598, 3808, 4112, 4369, 4480, 4760, 5140, 5440, 7196, 7616, 8224, 8738, 8995, 9520, 10280, 10880, 14392, 15232, 16448, 17476, 17990, 19040, 20560, 21845, 28784, 30583, 32896, 34952, 35980, 38080, 41120, 43690, 57568, 61166, 69904, 71960, 76160, 82240, 87380, 115136, 122332, 139808, 143920, 152915, 164480, 174760, 230272, 244664, 279616, 287840, 305830, 349520, 489328, 559232, 575680, 611660, 699040, 978656, 1151360, 1223320, 1398080, 1957312, 2446640, 2796160, 3914624, 4893280, 9786560, 19573120]

約数ペア:

[(1, 19573120), (2, 9786560), (4, 4893280), (5, 3914624), (7, 2796160), (8, 2446640), (10, 1957312), (14, 1398080), (16, 1223320), (17, 1151360), (20, 978656), (28, 699040), (32, 611660), (34, 575680), (35, 559232), (40, 489328), (56, 349520), (64, 305830), (68, 287840), (70, 279616), (80, 244664), (85, 230272), (112, 174760), (119, 164480), (128, 152915), (136, 143920), (140, 139808), (160, 122332), (170, 115136), (224, 87380), (238, 82240), (257, 76160), (272, 71960), (280, 69904), (320, 61166), (340, 57568), (448, 43690), (476, 41120), (514, 38080), (544, 35980), (560, 34952), (595, 32896), (640, 30583), (680, 28784), (896, 21845), (952, 20560), (1028, 19040), (1088, 17990), (1120, 17476), (1190, 16448), (1285, 15232), (1360, 14392), (1799, 10880), (1904, 10280), (2056, 9520), (2176, 8995), (2240, 8738), (2380, 8224), (2570, 7616), (2720, 7196), (3598, 5440), (3808, 5140), (4112, 4760), (4369, 4480)]