20147120350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{788537}}^1$

素因数の和:788629

約数の個数: 48

約数和(自身を含む): 43413748128

約数和(自身を除く): 23266627778

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 73, 146, 175, 350, 365, 511, 730, 1022, 1825, 2555, 3650, 5110, 12775, 25550, 788537, 1577074, 3942685, 5519759, 7885370, 11039518, 19713425, 27598795, 39426850, 55197590, 57563201, 115126402, 137993975, 275987950, 287816005, 402942407, 575632010, 805884814, 1439080025, 2014712035, 2878160050, 4029424070, 10073560175, 20147120350]

約数ペア:

[(1, 20147120350), (2, 10073560175), (5, 4029424070), (7, 2878160050), (10, 2014712035), (14, 1439080025), (25, 805884814), (35, 575632010), (50, 402942407), (70, 287816005), (73, 275987950), (146, 137993975), (175, 115126402), (350, 57563201), (365, 55197590), (511, 39426850), (730, 27598795), (1022, 19713425), (1825, 11039518), (2555, 7885370), (3650, 5519759), (5110, 3942685), (12775, 1577074), (25550, 788537)]