12778980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{571}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 35939904

約数和(自身を除く): 23160924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 571, 746, 1119, 1142, 1492, 1713, 1865, 2238, 2284, 2855, 3426, 3730, 4476, 5595, 5710, 6852, 7460, 8565, 11190, 11420, 17130, 22380, 34260, 212983, 425966, 638949, 851932, 1064915, 1277898, 2129830, 2555796, 3194745, 4259660, 6389490, 12778980]

約数ペア:

[(1, 12778980), (2, 6389490), (3, 4259660), (4, 3194745), (5, 2555796), (6, 2129830), (10, 1277898), (12, 1064915), (15, 851932), (20, 638949), (30, 425966), (60, 212983), (373, 34260), (571, 22380), (746, 17130), (1119, 11420), (1142, 11190), (1492, 8565), (1713, 7460), (1865, 6852), (2238, 5710), (2284, 5595), (2855, 4476), (3426, 3730)]