29458960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21661}}^1$

素因数の和:21691

約数の個数: 40

約数和(自身を含む): 72524376

約数和(自身を除く): 43065416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 21661, 43322, 86644, 108305, 173288, 216610, 346576, 368237, 433220, 736474, 866440, 1472948, 1732880, 1841185, 2945896, 3682370, 5891792, 7364740, 14729480, 29458960]

約数ペア:

[(1, 29458960), (2, 14729480), (4, 7364740), (5, 5891792), (8, 3682370), (10, 2945896), (16, 1841185), (17, 1732880), (20, 1472948), (34, 866440), (40, 736474), (68, 433220), (80, 368237), (85, 346576), (136, 216610), (170, 173288), (272, 108305), (340, 86644), (680, 43322), (1360, 21661)]