180940540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{35759}}^1$

素因数の和:35802

約数の個数: 48

約数和(自身を含む): 432552960

約数和(自身を除く): 251612420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 35759, 71518, 143036, 178795, 357590, 393349, 715180, 786698, 822457, 1573396, 1644914, 1966745, 3289828, 3933490, 4112285, 7866980, 8224570, 9047027, 16449140, 18094054, 36188108, 45235135, 90470270, 180940540]

約数ペア:

[(1, 180940540), (2, 90470270), (4, 45235135), (5, 36188108), (10, 18094054), (11, 16449140), (20, 9047027), (22, 8224570), (23, 7866980), (44, 4112285), (46, 3933490), (55, 3289828), (92, 1966745), (110, 1644914), (115, 1573396), (220, 822457), (230, 786698), (253, 715180), (460, 393349), (506, 357590), (1012, 178795), (1265, 143036), (2530, 71518), (5060, 35759)]