200938540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22277}}^1$

素因数の和:22338

約数の個数: 48

約数和(自身を含む): 471580704

約数和(自身を除く): 270642164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 22277, 44554, 89108, 111385, 222770, 245047, 445540, 490094, 913357, 980188, 1225235, 1826714, 2450470, 3653428, 4566785, 4900940, 9133570, 10046927, 18267140, 20093854, 40187708, 50234635, 100469270, 200938540]

約数ペア:

[(1, 200938540), (2, 100469270), (4, 50234635), (5, 40187708), (10, 20093854), (11, 18267140), (20, 10046927), (22, 9133570), (41, 4900940), (44, 4566785), (55, 3653428), (82, 2450470), (110, 1826714), (164, 1225235), (205, 980188), (220, 913357), (410, 490094), (451, 445540), (820, 245047), (902, 222770), (1804, 111385), (2255, 89108), (4510, 44554), (9020, 22277)]