28730220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 85155840

約数和(自身を除く): 56425620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 109, 115, 138, 191, 218, 230, 276, 327, 345, 382, 436, 460, 545, 573, 654, 690, 764, 955, 1090, 1146, 1308, 1380, 1635, 1910, 2180, 2292, 2507, 2865, 3270, 3820, 4393, 5014, 5730, 6540, 7521, 8786, 10028, 11460, 12535, 13179, 15042, 17572, 20819, 21965, 25070, 26358, 30084, 37605, 41638, 43930, 50140, 52716, 62457, 65895, 75210, 83276, 87860, 104095, 124914, 131790, 150420, 208190, 249828, 263580, 312285, 416380, 478837, 624570, 957674, 1249140, 1436511, 1915348, 2394185, 2873022, 4788370, 5746044, 7182555, 9576740, 14365110, 28730220]

約数ペア:

[(1, 28730220), (2, 14365110), (3, 9576740), (4, 7182555), (5, 5746044), (6, 4788370), (10, 2873022), (12, 2394185), (15, 1915348), (20, 1436511), (23, 1249140), (30, 957674), (46, 624570), (60, 478837), (69, 416380), (92, 312285), (109, 263580), (115, 249828), (138, 208190), (191, 150420), (218, 131790), (230, 124914), (276, 104095), (327, 87860), (345, 83276), (382, 75210), (436, 65895), (460, 62457), (545, 52716), (573, 50140), (654, 43930), (690, 41638), (764, 37605), (955, 30084), (1090, 26358), (1146, 25070), (1308, 21965), (1380, 20819), (1635, 17572), (1910, 15042), (2180, 13179), (2292, 12535), (2507, 11460), (2865, 10028), (3270, 8786), (3820, 7521), (4393, 6540), (5014, 5730)]