2741874380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1489}}^1\times {\mathrm{1879}}^1$

素因数の和:3391

約数の個数: 72

約数和(自身を含む): 6706072800

約数和(自身を除く): 3964198420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1489, 1879, 2978, 3758, 5956, 7445, 7516, 9395, 10423, 13153, 14890, 18790, 20846, 26306, 29780, 37580, 41692, 52115, 52612, 65765, 72961, 92071, 104230, 131530, 145922, 184142, 208460, 263060, 291844, 364805, 368284, 460355, 729610, 920710, 1459220, 1841420, 2797831, 5595662, 11191324, 13989155, 19584817, 27978310, 39169634, 55956620, 78339268, 97924085, 137093719, 195848170, 274187438, 391696340, 548374876, 685468595, 1370937190, 2741874380]

約数ペア:

[(1, 2741874380), (2, 1370937190), (4, 685468595), (5, 548374876), (7, 391696340), (10, 274187438), (14, 195848170), (20, 137093719), (28, 97924085), (35, 78339268), (49, 55956620), (70, 39169634), (98, 27978310), (140, 19584817), (196, 13989155), (245, 11191324), (490, 5595662), (980, 2797831), (1489, 1841420), (1879, 1459220), (2978, 920710), (3758, 729610), (5956, 460355), (7445, 368284), (7516, 364805), (9395, 291844), (10423, 263060), (13153, 208460), (14890, 184142), (18790, 145922), (20846, 131530), (26306, 104230), (29780, 92071), (37580, 72961), (41692, 65765), (52115, 52612)]