19243700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:801

約数の個数: 72

約数和(自身を含む): 49080192

約数和(自身を除く): 29836492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 70, 74, 100, 140, 148, 175, 185, 259, 350, 370, 518, 700, 740, 743, 925, 1036, 1295, 1486, 1850, 2590, 2972, 3700, 3715, 5180, 5201, 6475, 7430, 10402, 12950, 14860, 18575, 20804, 25900, 26005, 27491, 37150, 52010, 54982, 74300, 104020, 109964, 130025, 137455, 192437, 260050, 274910, 384874, 520100, 549820, 687275, 769748, 962185, 1374550, 1924370, 2749100, 3848740, 4810925, 9621850, 19243700]

約数ペア:

[(1, 19243700), (2, 9621850), (4, 4810925), (5, 3848740), (7, 2749100), (10, 1924370), (14, 1374550), (20, 962185), (25, 769748), (28, 687275), (35, 549820), (37, 520100), (50, 384874), (70, 274910), (74, 260050), (100, 192437), (140, 137455), (148, 130025), (175, 109964), (185, 104020), (259, 74300), (350, 54982), (370, 52010), (518, 37150), (700, 27491), (740, 26005), (743, 25900), (925, 20804), (1036, 18575), (1295, 14860), (1486, 12950), (1850, 10402), (2590, 7430), (2972, 6475), (3700, 5201), (3715, 5180)]