20041290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{373}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 53856000

約数和(自身を除く): 33814710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 199, 270, 373, 398, 597, 746, 995, 1119, 1194, 1791, 1865, 1990, 2238, 2985, 3357, 3582, 3730, 5373, 5595, 5970, 6714, 8955, 10071, 10746, 11190, 16785, 17910, 20142, 26865, 33570, 50355, 53730, 74227, 100710, 148454, 222681, 371135, 445362, 668043, 742270, 1113405, 1336086, 2004129, 2226810, 3340215, 4008258, 6680430, 10020645, 20041290]

約数ペア:

[(1, 20041290), (2, 10020645), (3, 6680430), (5, 4008258), (6, 3340215), (9, 2226810), (10, 2004129), (15, 1336086), (18, 1113405), (27, 742270), (30, 668043), (45, 445362), (54, 371135), (90, 222681), (135, 148454), (199, 100710), (270, 74227), (373, 53730), (398, 50355), (597, 33570), (746, 26865), (995, 20142), (1119, 17910), (1194, 16785), (1791, 11190), (1865, 10746), (1990, 10071), (2238, 8955), (2985, 6714), (3357, 5970), (3582, 5595), (3730, 5373)]