38919580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2699}}^1$

素因数の和:2818

約数の個数: 48

約数和(自身を含む): 94348800

約数和(自身を除く): 55429220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2699, 2884, 3605, 5398, 7210, 10796, 13495, 14420, 18893, 26990, 37786, 53980, 75572, 94465, 188930, 277997, 377860, 555994, 1111988, 1389985, 1945979, 2779970, 3891958, 5559940, 7783916, 9729895, 19459790, 38919580]

約数ペア:

[(1, 38919580), (2, 19459790), (4, 9729895), (5, 7783916), (7, 5559940), (10, 3891958), (14, 2779970), (20, 1945979), (28, 1389985), (35, 1111988), (70, 555994), (103, 377860), (140, 277997), (206, 188930), (412, 94465), (515, 75572), (721, 53980), (1030, 37786), (1442, 26990), (2060, 18893), (2699, 14420), (2884, 13495), (3605, 10796), (5398, 7210)]