20554375560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{101293}}^1$

素因数の和:101415

約数の個数: 128

約数和(自身を含む): 65638512000

約数和(自身を除く): 45084136440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 89, 95, 114, 120, 152, 178, 190, 228, 267, 285, 356, 380, 445, 456, 534, 570, 712, 760, 890, 1068, 1140, 1335, 1691, 1780, 2136, 2280, 2670, 3382, 3560, 5073, 5340, 6764, 8455, 10146, 10680, 13528, 16910, 20292, 25365, 33820, 40584, 50730, 67640, 101293, 101460, 202586, 202920, 303879, 405172, 506465, 607758, 810344, 1012930, 1215516, 1519395, 1924567, 2025860, 2431032, 3038790, 3849134, 4051720, 5773701, 6077580, 7698268, 9015077, 9622835, 11547402, 12155160, 15396536, 18030154, 19245670, 23094804, 27045231, 28868505, 36060308, 38491340, 45075385, 46189608, 54090462, 57737010, 72120616, 76982680, 90150770, 108180924, 115474020, 135226155, 171286463, 180301540, 216361848, 230948040, 270452310, 342572926, 360603080, 513859389, 540904620, 685145852, 856432315, 1027718778, 1081809240, 1370291704, 1712864630, 2055437556, 2569296945, 3425729260, 4110875112, 5138593890, 6851458520, 10277187780, 20554375560]

約数ペア:

[(1, 20554375560), (2, 10277187780), (3, 6851458520), (4, 5138593890), (5, 4110875112), (6, 3425729260), (8, 2569296945), (10, 2055437556), (12, 1712864630), (15, 1370291704), (19, 1081809240), (20, 1027718778), (24, 856432315), (30, 685145852), (38, 540904620), (40, 513859389), (57, 360603080), (60, 342572926), (76, 270452310), (89, 230948040), (95, 216361848), (114, 180301540), (120, 171286463), (152, 135226155), (178, 115474020), (190, 108180924), (228, 90150770), (267, 76982680), (285, 72120616), (356, 57737010), (380, 54090462), (445, 46189608), (456, 45075385), (534, 38491340), (570, 36060308), (712, 28868505), (760, 27045231), (890, 23094804), (1068, 19245670), (1140, 18030154), (1335, 15396536), (1691, 12155160), (1780, 11547402), (2136, 9622835), (2280, 9015077), (2670, 7698268), (3382, 6077580), (3560, 5773701), (5073, 4051720), (5340, 3849134), (6764, 3038790), (8455, 2431032), (10146, 2025860), (10680, 1924567), (13528, 1519395), (16910, 1215516), (20292, 1012930), (25365, 810344), (33820, 607758), (40584, 506465), (50730, 405172), (67640, 303879), (101293, 202920), (101460, 202586)]