20799300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 65620800

約数和(自身を除く): 44821500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 41, 50, 57, 60, 75, 76, 82, 89, 95, 100, 114, 123, 150, 164, 178, 190, 205, 228, 246, 267, 285, 300, 356, 380, 410, 445, 475, 492, 534, 570, 615, 779, 820, 890, 950, 1025, 1068, 1140, 1230, 1335, 1425, 1558, 1691, 1780, 1900, 2050, 2225, 2337, 2460, 2670, 2850, 3075, 3116, 3382, 3649, 3895, 4100, 4450, 4674, 5073, 5340, 5700, 6150, 6675, 6764, 7298, 7790, 8455, 8900, 9348, 10146, 10947, 11685, 12300, 13350, 14596, 15580, 16910, 18245, 19475, 20292, 21894, 23370, 25365, 26700, 33820, 36490, 38950, 42275, 43788, 46740, 50730, 54735, 58425, 69331, 72980, 77900, 84550, 91225, 101460, 109470, 116850, 126825, 138662, 169100, 182450, 207993, 218940, 233700, 253650, 273675, 277324, 346655, 364900, 415986, 507300, 547350, 693310, 831972, 1039965, 1094700, 1386620, 1733275, 2079930, 3466550, 4159860, 5199825, 6933100, 10399650, 20799300]

約数ペア:

[(1, 20799300), (2, 10399650), (3, 6933100), (4, 5199825), (5, 4159860), (6, 3466550), (10, 2079930), (12, 1733275), (15, 1386620), (19, 1094700), (20, 1039965), (25, 831972), (30, 693310), (38, 547350), (41, 507300), (50, 415986), (57, 364900), (60, 346655), (75, 277324), (76, 273675), (82, 253650), (89, 233700), (95, 218940), (100, 207993), (114, 182450), (123, 169100), (150, 138662), (164, 126825), (178, 116850), (190, 109470), (205, 101460), (228, 91225), (246, 84550), (267, 77900), (285, 72980), (300, 69331), (356, 58425), (380, 54735), (410, 50730), (445, 46740), (475, 43788), (492, 42275), (534, 38950), (570, 36490), (615, 33820), (779, 26700), (820, 25365), (890, 23370), (950, 21894), (1025, 20292), (1068, 19475), (1140, 18245), (1230, 16910), (1335, 15580), (1425, 14596), (1558, 13350), (1691, 12300), (1780, 11685), (1900, 10947), (2050, 10146), (2225, 9348), (2337, 8900), (2460, 8455), (2670, 7790), (2850, 7298), (3075, 6764), (3116, 6675), (3382, 6150), (3649, 5700), (3895, 5340), (4100, 5073), (4450, 4674)]