39806620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 98249760

約数和(自身を除く): 58443140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 151, 196, 245, 269, 302, 490, 538, 604, 755, 980, 1057, 1076, 1345, 1510, 1883, 2114, 2690, 3020, 3766, 4228, 5285, 5380, 7399, 7532, 9415, 10570, 13181, 14798, 18830, 21140, 26362, 29596, 36995, 37660, 40619, 52724, 65905, 73990, 81238, 131810, 147980, 162476, 203095, 263620, 284333, 406190, 568666, 812380, 1137332, 1421665, 1990331, 2843330, 3980662, 5686660, 7961324, 9951655, 19903310, 39806620]

約数ペア:

[(1, 39806620), (2, 19903310), (4, 9951655), (5, 7961324), (7, 5686660), (10, 3980662), (14, 2843330), (20, 1990331), (28, 1421665), (35, 1137332), (49, 812380), (70, 568666), (98, 406190), (140, 284333), (151, 263620), (196, 203095), (245, 162476), (269, 147980), (302, 131810), (490, 81238), (538, 73990), (604, 65905), (755, 52724), (980, 40619), (1057, 37660), (1076, 36995), (1345, 29596), (1510, 26362), (1883, 21140), (2114, 18830), (2690, 14798), (3020, 13181), (3766, 10570), (4228, 9415), (5285, 7532), (5380, 7399)]