201612940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4021}}^1$

素因数の和:4162

約数の個数: 48

約数和(自身を含む): 445959360

約数和(自身を除く): 244346420

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 109, 115, 218, 230, 436, 460, 545, 1090, 2180, 2507, 4021, 5014, 8042, 10028, 12535, 16084, 20105, 25070, 40210, 50140, 80420, 92483, 184966, 369932, 438289, 462415, 876578, 924830, 1753156, 1849660, 2191445, 4382890, 8765780, 10080647, 20161294, 40322588, 50403235, 100806470, 201612940]

約数ペア:

[(1, 201612940), (2, 100806470), (4, 50403235), (5, 40322588), (10, 20161294), (20, 10080647), (23, 8765780), (46, 4382890), (92, 2191445), (109, 1849660), (115, 1753156), (218, 924830), (230, 876578), (436, 462415), (460, 438289), (545, 369932), (1090, 184966), (2180, 92483), (2507, 80420), (4021, 50140), (5014, 40210), (8042, 25070), (10028, 20105), (12535, 16084)]