19643760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27283}}^1$

素因数の和:27302

約数の個数: 60

約数和(自身を含む): 65972712

約数和(自身を除く): 46328952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27283, 54566, 81849, 109132, 136415, 163698, 218264, 245547, 272830, 327396, 409245, 436528, 491094, 545660, 654792, 818490, 982188, 1091320, 1227735, 1309584, 1636980, 1964376, 2182640, 2455470, 3273960, 3928752, 4910940, 6547920, 9821880, 19643760]

約数ペア:

[(1, 19643760), (2, 9821880), (3, 6547920), (4, 4910940), (5, 3928752), (6, 3273960), (8, 2455470), (9, 2182640), (10, 1964376), (12, 1636980), (15, 1309584), (16, 1227735), (18, 1091320), (20, 982188), (24, 818490), (30, 654792), (36, 545660), (40, 491094), (45, 436528), (48, 409245), (60, 327396), (72, 272830), (80, 245547), (90, 218264), (120, 163698), (144, 136415), (180, 109132), (240, 81849), (360, 54566), (720, 27283)]