228965990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:713

約数の個数: 64

約数和(自身を含む): 467166528

約数和(自身を除く): 238200538

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 101, 110, 185, 202, 370, 407, 505, 557, 814, 1010, 1111, 1114, 2035, 2222, 2785, 3737, 4070, 5555, 5570, 6127, 7474, 11110, 12254, 18685, 20609, 30635, 37370, 41107, 41218, 56257, 61270, 82214, 103045, 112514, 205535, 206090, 226699, 281285, 411070, 453398, 562570, 618827, 1133495, 1237654, 2081509, 2266990, 3094135, 4163018, 6188270, 10407545, 20815090, 22896599, 45793198, 114482995, 228965990]

約数ペア:

[(1, 228965990), (2, 114482995), (5, 45793198), (10, 22896599), (11, 20815090), (22, 10407545), (37, 6188270), (55, 4163018), (74, 3094135), (101, 2266990), (110, 2081509), (185, 1237654), (202, 1133495), (370, 618827), (407, 562570), (505, 453398), (557, 411070), (814, 281285), (1010, 226699), (1111, 206090), (1114, 205535), (2035, 112514), (2222, 103045), (2785, 82214), (3737, 61270), (4070, 56257), (5555, 41218), (5570, 41107), (6127, 37370), (7474, 30635), (11110, 20609), (12254, 18685)]