9805840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1013}}^1$

素因数の和:1048

約数の個数: 60

約数和(自身を含む): 25084332

約数和(自身を除く): 15278492

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1013, 1210, 1936, 2026, 2420, 4052, 4840, 5065, 8104, 9680, 10130, 11143, 16208, 20260, 22286, 40520, 44572, 55715, 81040, 89144, 111430, 122573, 178288, 222860, 245146, 445720, 490292, 612865, 891440, 980584, 1225730, 1961168, 2451460, 4902920, 9805840]

約数ペア:

[(1, 9805840), (2, 4902920), (4, 2451460), (5, 1961168), (8, 1225730), (10, 980584), (11, 891440), (16, 612865), (20, 490292), (22, 445720), (40, 245146), (44, 222860), (55, 178288), (80, 122573), (88, 111430), (110, 89144), (121, 81040), (176, 55715), (220, 44572), (242, 40520), (440, 22286), (484, 20260), (605, 16208), (880, 11143), (968, 10130), (1013, 9680), (1210, 8104), (1936, 5065), (2026, 4840), (2420, 4052)]