20199365970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2599661}}^1$

素因数の和:2599715

約数の個数: 64

約数和(自身を含む): 56901401856

約数和(自身を除く): 36702035886

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 3885, 7770, 2599661, 5199322, 7798983, 12998305, 15597966, 18197627, 25996610, 36395254, 38994915, 54592881, 77989830, 90988135, 96187457, 109185762, 181976270, 192374914, 272964405, 288562371, 480937285, 545928810, 577124742, 673312199, 961874570, 1346624398, 1442811855, 2019936597, 2885623710, 3366560995, 4039873194, 6733121990, 10099682985, 20199365970]

約数ペア:

[(1, 20199365970), (2, 10099682985), (3, 6733121990), (5, 4039873194), (6, 3366560995), (7, 2885623710), (10, 2019936597), (14, 1442811855), (15, 1346624398), (21, 961874570), (30, 673312199), (35, 577124742), (37, 545928810), (42, 480937285), (70, 288562371), (74, 272964405), (105, 192374914), (111, 181976270), (185, 109185762), (210, 96187457), (222, 90988135), (259, 77989830), (370, 54592881), (518, 38994915), (555, 36395254), (777, 25996610), (1110, 18197627), (1295, 15597966), (1554, 12998305), (2590, 7798983), (3885, 5199322), (7770, 2599661)]