47398920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20789}}^1$

素因数の和:20822

約数の個数: 64

約数和(自身を含む): 149688000

約数和(自身を除く): 102289080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 20789, 41578, 62367, 83156, 103945, 124734, 166312, 207890, 249468, 311835, 394991, 415780, 498936, 623670, 789982, 831560, 1184973, 1247340, 1579964, 1974955, 2369946, 2494680, 3159928, 3949910, 4739892, 5924865, 7899820, 9479784, 11849730, 15799640, 23699460, 47398920]

約数ペア:

[(1, 47398920), (2, 23699460), (3, 15799640), (4, 11849730), (5, 9479784), (6, 7899820), (8, 5924865), (10, 4739892), (12, 3949910), (15, 3159928), (19, 2494680), (20, 2369946), (24, 1974955), (30, 1579964), (38, 1247340), (40, 1184973), (57, 831560), (60, 789982), (76, 623670), (95, 498936), (114, 415780), (120, 394991), (152, 311835), (190, 249468), (228, 207890), (285, 166312), (380, 124734), (456, 103945), (570, 83156), (760, 62367), (1140, 41578), (2280, 20789)]