1796729613460

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{907}}^1\times {\mathrm{242171}}^1$

素因数の和:243496

約数の個数: 48

約数和(自身を含む): 3786543270720

約数和(自身を除く): 1989813657260

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 907, 1636, 1814, 2045, 3628, 4090, 4535, 8180, 9070, 18140, 242171, 370963, 484342, 741926, 968684, 1210855, 1483852, 1854815, 2421710, 3709630, 4843420, 7419260, 99047939, 198095878, 219649097, 396191756, 439298194, 495239695, 878596388, 990479390, 1098245485, 1980958780, 2196490970, 4392981940, 89836480673, 179672961346, 359345922692, 449182403365, 898364806730, 1796729613460]

約数ペア:

[(1, 1796729613460), (2, 898364806730), (4, 449182403365), (5, 359345922692), (10, 179672961346), (20, 89836480673), (409, 4392981940), (818, 2196490970), (907, 1980958780), (1636, 1098245485), (1814, 990479390), (2045, 878596388), (3628, 495239695), (4090, 439298194), (4535, 396191756), (8180, 219649097), (9070, 198095878), (18140, 99047939), (242171, 7419260), (370963, 4843420), (484342, 3709630), (741926, 2421710), (968684, 1854815), (1210855, 1483852)]