90038840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^2\times {\mathrm{1019}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 207192600

約数和(自身を除く): 117153760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1019, 1880, 2038, 2209, 4076, 4418, 5095, 8152, 8836, 10190, 11045, 17672, 20380, 22090, 40760, 44180, 47893, 88360, 95786, 191572, 239465, 383144, 478930, 957860, 1915720, 2250971, 4501942, 9003884, 11254855, 18007768, 22509710, 45019420, 90038840]

約数ペア:

[(1, 90038840), (2, 45019420), (4, 22509710), (5, 18007768), (8, 11254855), (10, 9003884), (20, 4501942), (40, 2250971), (47, 1915720), (94, 957860), (188, 478930), (235, 383144), (376, 239465), (470, 191572), (940, 95786), (1019, 88360), (1880, 47893), (2038, 44180), (2209, 40760), (4076, 22090), (4418, 20380), (5095, 17672), (8152, 11045), (8836, 10190)]