29493220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 63645120

約数和(自身を除く): 34151900

約数列:

[1, 2, 4, 5, 10, 20, 83, 109, 163, 166, 218, 326, 332, 415, 436, 545, 652, 815, 830, 1090, 1630, 1660, 2180, 3260, 9047, 13529, 17767, 18094, 27058, 35534, 36188, 45235, 54116, 67645, 71068, 88835, 90470, 135290, 177670, 180940, 270580, 355340, 1474661, 2949322, 5898644, 7373305, 14746610, 29493220]

約数ペア:

[(1, 29493220), (2, 14746610), (4, 7373305), (5, 5898644), (10, 2949322), (20, 1474661), (83, 355340), (109, 270580), (163, 180940), (166, 177670), (218, 135290), (326, 90470), (332, 88835), (415, 71068), (436, 67645), (545, 54116), (652, 45235), (815, 36188), (830, 35534), (1090, 27058), (1630, 18094), (1660, 17767), (2180, 13529), (3260, 9047)]