84889420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 224179200

約数和(自身を除く): 139289780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 199, 220, 277, 308, 385, 398, 554, 770, 796, 995, 1108, 1385, 1393, 1540, 1939, 1990, 2189, 2770, 2786, 3047, 3878, 3980, 4378, 5540, 5572, 6094, 6965, 7756, 8756, 9695, 10945, 12188, 13930, 15235, 15323, 19390, 21329, 21890, 27860, 30470, 30646, 38780, 42658, 43780, 55123, 60940, 61292, 76615, 85316, 106645, 110246, 153230, 213290, 220492, 275615, 306460, 385861, 426580, 551230, 606353, 771722, 1102460, 1212706, 1543444, 1929305, 2425412, 3031765, 3858610, 4244471, 6063530, 7717220, 8488942, 12127060, 16977884, 21222355, 42444710, 84889420]

約数ペア:

[(1, 84889420), (2, 42444710), (4, 21222355), (5, 16977884), (7, 12127060), (10, 8488942), (11, 7717220), (14, 6063530), (20, 4244471), (22, 3858610), (28, 3031765), (35, 2425412), (44, 1929305), (55, 1543444), (70, 1212706), (77, 1102460), (110, 771722), (140, 606353), (154, 551230), (199, 426580), (220, 385861), (277, 306460), (308, 275615), (385, 220492), (398, 213290), (554, 153230), (770, 110246), (796, 106645), (995, 85316), (1108, 76615), (1385, 61292), (1393, 60940), (1540, 55123), (1939, 43780), (1990, 42658), (2189, 38780), (2770, 30646), (2786, 30470), (3047, 27860), (3878, 21890), (3980, 21329), (4378, 19390), (5540, 15323), (5572, 15235), (6094, 13930), (6965, 12188), (7756, 10945), (8756, 9695)]