20508724300

素因数分解:

$2^2\times 5^2\times {\mathrm{2143}}^1\times {\mathrm{95701}}^1$

素因数の和:97858

約数の個数: 36

約数和(自身を含む): 44525164096

約数和(自身を除く): 24016439796

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2143, 4286, 8572, 10715, 21430, 42860, 53575, 95701, 107150, 191402, 214300, 382804, 478505, 957010, 1914020, 2392525, 4785050, 9570100, 205087243, 410174486, 820348972, 1025436215, 2050872430, 4101744860, 5127181075, 10254362150, 20508724300]

約数ペア:

[(1, 20508724300), (2, 10254362150), (4, 5127181075), (5, 4101744860), (10, 2050872430), (20, 1025436215), (25, 820348972), (50, 410174486), (100, 205087243), (2143, 9570100), (4286, 4785050), (8572, 2392525), (10715, 1914020), (21430, 957010), (42860, 478505), (53575, 382804), (95701, 214300), (107150, 191402)]