203430860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4969}}^1$

素因数の和:5090

約数の個数: 48

約数和(自身を含む): 450878400

約数和(自身を除く): 247447540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 4094, 4969, 8188, 9938, 10235, 19876, 20470, 24845, 40940, 49690, 99380, 114287, 228574, 442241, 457148, 571435, 884482, 1142870, 1768964, 2211205, 2285740, 4422410, 8844820, 10171543, 20343086, 40686172, 50857715, 101715430, 203430860]

約数ペア:

[(1, 203430860), (2, 101715430), (4, 50857715), (5, 40686172), (10, 20343086), (20, 10171543), (23, 8844820), (46, 4422410), (89, 2285740), (92, 2211205), (115, 1768964), (178, 1142870), (230, 884482), (356, 571435), (445, 457148), (460, 442241), (890, 228574), (1780, 114287), (2047, 99380), (4094, 49690), (4969, 40940), (8188, 24845), (9938, 20470), (10235, 19876)]