22208720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{769}}^1$

素因数の和:820

約数の個数: 60

約数和(自身を含む): 54566820

約数和(自身を除く): 32358100

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 769, 1444, 1520, 1538, 1805, 2888, 3076, 3610, 3845, 5776, 6152, 7220, 7690, 12304, 14440, 14611, 15380, 28880, 29222, 30760, 58444, 61520, 73055, 116888, 146110, 233776, 277609, 292220, 555218, 584440, 1110436, 1168880, 1388045, 2220872, 2776090, 4441744, 5552180, 11104360, 22208720]

約数ペア:

[(1, 22208720), (2, 11104360), (4, 5552180), (5, 4441744), (8, 2776090), (10, 2220872), (16, 1388045), (19, 1168880), (20, 1110436), (38, 584440), (40, 555218), (76, 292220), (80, 277609), (95, 233776), (152, 146110), (190, 116888), (304, 73055), (361, 61520), (380, 58444), (722, 30760), (760, 29222), (769, 28880), (1444, 15380), (1520, 14611), (1538, 14440), (1805, 12304), (2888, 7690), (3076, 7220), (3610, 6152), (3845, 5776)]