173872040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{12041}}^1$

素因数の和:12090

約数の個数: 48

約数和(自身を含む): 412920180

約数和(自身を除く): 239048140

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 12041, 14440, 24082, 48164, 60205, 96328, 120410, 228779, 240820, 457558, 481640, 915116, 1143895, 1830232, 2287790, 4346801, 4575580, 8693602, 9151160, 17387204, 21734005, 34774408, 43468010, 86936020, 173872040]

約数ペア:

[(1, 173872040), (2, 86936020), (4, 43468010), (5, 34774408), (8, 21734005), (10, 17387204), (19, 9151160), (20, 8693602), (38, 4575580), (40, 4346801), (76, 2287790), (95, 1830232), (152, 1143895), (190, 915116), (361, 481640), (380, 457558), (722, 240820), (760, 228779), (1444, 120410), (1805, 96328), (2888, 60205), (3610, 48164), (7220, 24082), (12041, 14440)]