17931555880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{115807}}^1$

素因数の和:115911

約数の個数: 96

約数和(自身を含む): 47527603200

約数和(自身を除く): 29596047320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 79, 98, 140, 158, 196, 245, 280, 316, 392, 395, 490, 553, 632, 790, 980, 1106, 1580, 1960, 2212, 2765, 3160, 3871, 4424, 5530, 7742, 11060, 15484, 19355, 22120, 30968, 38710, 77420, 115807, 154840, 231614, 463228, 579035, 810649, 926456, 1158070, 1621298, 2316140, 3242596, 4053245, 4632280, 5674543, 6485192, 8106490, 9148753, 11349086, 16212980, 18297506, 22698172, 28372715, 32425960, 36595012, 45396344, 45743765, 56745430, 64041271, 73190024, 91487530, 113490860, 128082542, 182975060, 226981720, 256165084, 320206355, 365950120, 448288897, 512330168, 640412710, 896577794, 1280825420, 1793155588, 2241444485, 2561650840, 3586311176, 4482888970, 8965777940, 17931555880]

約数ペア:

[(1, 17931555880), (2, 8965777940), (4, 4482888970), (5, 3586311176), (7, 2561650840), (8, 2241444485), (10, 1793155588), (14, 1280825420), (20, 896577794), (28, 640412710), (35, 512330168), (40, 448288897), (49, 365950120), (56, 320206355), (70, 256165084), (79, 226981720), (98, 182975060), (140, 128082542), (158, 113490860), (196, 91487530), (245, 73190024), (280, 64041271), (316, 56745430), (392, 45743765), (395, 45396344), (490, 36595012), (553, 32425960), (632, 28372715), (790, 22698172), (980, 18297506), (1106, 16212980), (1580, 11349086), (1960, 9148753), (2212, 8106490), (2765, 6485192), (3160, 5674543), (3871, 4632280), (4424, 4053245), (5530, 3242596), (7742, 2316140), (11060, 1621298), (15484, 1158070), (19355, 926456), (22120, 810649), (30968, 579035), (38710, 463228), (77420, 231614), (115807, 154840)]