18302320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12041}}^1$

素因数の和:12073

約数の個数: 40

約数和(自身を含む): 44796240

約数和(自身を除く): 26493920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 12041, 24082, 48164, 60205, 96328, 120410, 192656, 228779, 240820, 457558, 481640, 915116, 963280, 1143895, 1830232, 2287790, 3660464, 4575580, 9151160, 18302320]

約数ペア:

[(1, 18302320), (2, 9151160), (4, 4575580), (5, 3660464), (8, 2287790), (10, 1830232), (16, 1143895), (19, 963280), (20, 915116), (38, 481640), (40, 457558), (76, 240820), (80, 228779), (95, 192656), (152, 120410), (190, 96328), (304, 60205), (380, 48164), (760, 24082), (1520, 12041)]