27750260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 62025600

約数和(自身を除く): 34275340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 709, 1030, 1418, 1957, 2060, 2836, 3545, 3914, 7090, 7828, 9785, 13471, 14180, 19570, 26942, 39140, 53884, 67355, 73027, 134710, 146054, 269420, 292108, 365135, 730270, 1387513, 1460540, 2775026, 5550052, 6937565, 13875130, 27750260]

約数ペア:

[(1, 27750260), (2, 13875130), (4, 6937565), (5, 5550052), (10, 2775026), (19, 1460540), (20, 1387513), (38, 730270), (76, 365135), (95, 292108), (103, 269420), (190, 146054), (206, 134710), (380, 73027), (412, 67355), (515, 53884), (709, 39140), (1030, 26942), (1418, 19570), (1957, 14180), (2060, 13471), (2836, 9785), (3545, 7828), (3914, 7090)]