19445360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1206

約数の個数: 80

約数和(自身を含む): 51960960

約数和(自身を除く): 32515600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1163, 1520, 1672, 2090, 2326, 3344, 4180, 4652, 5815, 8360, 9304, 11630, 12793, 16720, 18608, 22097, 23260, 25586, 44194, 46520, 51172, 63965, 88388, 93040, 102344, 110485, 127930, 176776, 204688, 220970, 243067, 255860, 353552, 441940, 486134, 511720, 883880, 972268, 1023440, 1215335, 1767760, 1944536, 2430670, 3889072, 4861340, 9722680, 19445360]

約数ペア:

[(1, 19445360), (2, 9722680), (4, 4861340), (5, 3889072), (8, 2430670), (10, 1944536), (11, 1767760), (16, 1215335), (19, 1023440), (20, 972268), (22, 883880), (38, 511720), (40, 486134), (44, 441940), (55, 353552), (76, 255860), (80, 243067), (88, 220970), (95, 204688), (110, 176776), (152, 127930), (176, 110485), (190, 102344), (209, 93040), (220, 88388), (304, 63965), (380, 51172), (418, 46520), (440, 44194), (760, 25586), (836, 23260), (880, 22097), (1045, 18608), (1163, 16720), (1520, 12793), (1672, 11630), (2090, 9304), (2326, 8360), (3344, 5815), (4180, 4652)]