38911840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22109}}^1$

素因数の和:22135

約数の個数: 48

約数和(自身を含む): 100290960

約数和(自身を除く): 61379120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 22109, 44218, 88436, 110545, 176872, 221090, 243199, 353744, 442180, 486398, 707488, 884360, 972796, 1215995, 1768720, 1945592, 2431990, 3537440, 3891184, 4863980, 7782368, 9727960, 19455920, 38911840]

約数ペア:

[(1, 38911840), (2, 19455920), (4, 9727960), (5, 7782368), (8, 4863980), (10, 3891184), (11, 3537440), (16, 2431990), (20, 1945592), (22, 1768720), (32, 1215995), (40, 972796), (44, 884360), (55, 707488), (80, 486398), (88, 442180), (110, 353744), (160, 243199), (176, 221090), (220, 176872), (352, 110545), (440, 88436), (880, 44218), (1760, 22109)]