2062980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 6383832

約数和(自身を除く): 4320852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 157, 180, 219, 292, 314, 365, 438, 471, 628, 657, 730, 785, 876, 942, 1095, 1314, 1413, 1460, 1570, 1884, 2190, 2355, 2628, 2826, 3140, 3285, 4380, 4710, 5652, 6570, 7065, 9420, 11461, 13140, 14130, 22922, 28260, 34383, 45844, 57305, 68766, 103149, 114610, 137532, 171915, 206298, 229220, 343830, 412596, 515745, 687660, 1031490, 2062980]

約数ペア:

[(1, 2062980), (2, 1031490), (3, 687660), (4, 515745), (5, 412596), (6, 343830), (9, 229220), (10, 206298), (12, 171915), (15, 137532), (18, 114610), (20, 103149), (30, 68766), (36, 57305), (45, 45844), (60, 34383), (73, 28260), (90, 22922), (146, 14130), (157, 13140), (180, 11461), (219, 9420), (292, 7065), (314, 6570), (365, 5652), (438, 4710), (471, 4380), (628, 3285), (657, 3140), (730, 2826), (785, 2628), (876, 2355), (942, 2190), (1095, 1884), (1314, 1570), (1413, 1460)]