40919940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{491}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 124645248

約数和(自身を除く): 83725308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 463, 491, 926, 982, 1389, 1473, 1852, 1964, 2315, 2455, 2778, 2946, 4167, 4419, 4630, 4910, 5556, 5892, 6945, 7365, 8334, 8838, 9260, 9820, 13890, 14730, 16668, 17676, 20835, 22095, 27780, 29460, 41670, 44190, 83340, 88380, 227333, 454666, 681999, 909332, 1136665, 1363998, 2045997, 2273330, 2727996, 3409995, 4091994, 4546660, 6819990, 8183988, 10229985, 13639980, 20459970, 40919940]

約数ペア:

[(1, 40919940), (2, 20459970), (3, 13639980), (4, 10229985), (5, 8183988), (6, 6819990), (9, 4546660), (10, 4091994), (12, 3409995), (15, 2727996), (18, 2273330), (20, 2045997), (30, 1363998), (36, 1136665), (45, 909332), (60, 681999), (90, 454666), (180, 227333), (463, 88380), (491, 83340), (926, 44190), (982, 41670), (1389, 29460), (1473, 27780), (1852, 22095), (1964, 20835), (2315, 17676), (2455, 16668), (2778, 14730), (2946, 13890), (4167, 9820), (4419, 9260), (4630, 8838), (4910, 8334), (5556, 7365), (5892, 6945)]