3963440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 80

約数和(自身を含む): 10291008

約数和(自身を除く): 6327568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 103, 104, 130, 148, 185, 206, 208, 260, 296, 370, 412, 481, 515, 520, 592, 740, 824, 962, 1030, 1040, 1339, 1480, 1648, 1924, 2060, 2405, 2678, 2960, 3811, 3848, 4120, 4810, 5356, 6695, 7622, 7696, 8240, 9620, 10712, 13390, 15244, 19055, 19240, 21424, 26780, 30488, 38110, 38480, 49543, 53560, 60976, 76220, 99086, 107120, 152440, 198172, 247715, 304880, 396344, 495430, 792688, 990860, 1981720, 3963440]

約数ペア:

[(1, 3963440), (2, 1981720), (4, 990860), (5, 792688), (8, 495430), (10, 396344), (13, 304880), (16, 247715), (20, 198172), (26, 152440), (37, 107120), (40, 99086), (52, 76220), (65, 60976), (74, 53560), (80, 49543), (103, 38480), (104, 38110), (130, 30488), (148, 26780), (185, 21424), (206, 19240), (208, 19055), (260, 15244), (296, 13390), (370, 10712), (412, 9620), (481, 8240), (515, 7696), (520, 7622), (592, 6695), (740, 5356), (824, 4810), (962, 4120), (1030, 3848), (1040, 3811), (1339, 2960), (1480, 2678), (1648, 2405), (1924, 2060)]