16778960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:876

約数の個数: 80

約数和(自身を含む): 44461440

約数和(自身を除く): 27682480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 829, 880, 920, 1012, 1265, 1658, 1840, 2024, 2530, 3316, 4048, 4145, 5060, 6632, 8290, 9119, 10120, 13264, 16580, 18238, 19067, 20240, 33160, 36476, 38134, 45595, 66320, 72952, 76268, 91190, 95335, 145904, 152536, 182380, 190670, 209737, 305072, 364760, 381340, 419474, 729520, 762680, 838948, 1048685, 1525360, 1677896, 2097370, 3355792, 4194740, 8389480, 16778960]

約数ペア:

[(1, 16778960), (2, 8389480), (4, 4194740), (5, 3355792), (8, 2097370), (10, 1677896), (11, 1525360), (16, 1048685), (20, 838948), (22, 762680), (23, 729520), (40, 419474), (44, 381340), (46, 364760), (55, 305072), (80, 209737), (88, 190670), (92, 182380), (110, 152536), (115, 145904), (176, 95335), (184, 91190), (220, 76268), (230, 72952), (253, 66320), (368, 45595), (440, 38134), (460, 36476), (506, 33160), (829, 20240), (880, 19067), (920, 18238), (1012, 16580), (1265, 13264), (1658, 10120), (1840, 9119), (2024, 8290), (2530, 6632), (3316, 5060), (4048, 4145)]