202277840

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{23197}}^1$

素因数の和:23319

約数の個数: 40

約数和(自身を含む): 474631080

約数和(自身を除く): 272353240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 23197, 46394, 92788, 115985, 185576, 231970, 371152, 463940, 927880, 1855760, 2528473, 5056946, 10113892, 12642365, 20227784, 25284730, 40455568, 50569460, 101138920, 202277840]

約数ペア:

[(1, 202277840), (2, 101138920), (4, 50569460), (5, 40455568), (8, 25284730), (10, 20227784), (16, 12642365), (20, 10113892), (40, 5056946), (80, 2528473), (109, 1855760), (218, 927880), (436, 463940), (545, 371152), (872, 231970), (1090, 185576), (1744, 115985), (2180, 92788), (4360, 46394), (8720, 23197)]