423604220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{12437}}^1$

素因数の和:12590

約数の個数: 48

約数和(自身を含む): 965387808

約数和(自身を除く): 541783588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 655, 1310, 1703, 2620, 3406, 6812, 8515, 12437, 17030, 24874, 34060, 49748, 62185, 124370, 161681, 248740, 323362, 646724, 808405, 1616810, 1629247, 3233620, 3258494, 6516988, 8146235, 16292470, 21180211, 32584940, 42360422, 84720844, 105901055, 211802110, 423604220]

約数ペア:

[(1, 423604220), (2, 211802110), (4, 105901055), (5, 84720844), (10, 42360422), (13, 32584940), (20, 21180211), (26, 16292470), (52, 8146235), (65, 6516988), (130, 3258494), (131, 3233620), (260, 1629247), (262, 1616810), (524, 808405), (655, 646724), (1310, 323362), (1703, 248740), (2620, 161681), (3406, 124370), (6812, 62185), (8515, 49748), (12437, 34060), (17030, 24874)]