40539980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3803}}^1$

素因数の和:3866

約数の個数: 48

約数和(自身を含む): 93943584

約数和(自身を除く): 53403604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 3803, 5330, 7606, 10660, 15212, 19015, 38030, 49439, 76060, 98878, 155923, 197756, 247195, 311846, 494390, 623692, 779615, 988780, 1559230, 2026999, 3118460, 4053998, 8107996, 10134995, 20269990, 40539980]

約数ペア:

[(1, 40539980), (2, 20269990), (4, 10134995), (5, 8107996), (10, 4053998), (13, 3118460), (20, 2026999), (26, 1559230), (41, 988780), (52, 779615), (65, 623692), (82, 494390), (130, 311846), (164, 247195), (205, 197756), (260, 155923), (410, 98878), (533, 76060), (820, 49439), (1066, 38030), (2132, 19015), (2665, 15212), (3803, 10660), (5330, 7606)]