28885120

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{373}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 76105260

約数和(自身を除く): 47220140

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 352, 373, 440, 484, 605, 640, 704, 746, 880, 968, 1210, 1408, 1492, 1760, 1865, 1936, 2420, 2984, 3520, 3730, 3872, 4103, 4840, 5968, 7040, 7460, 7744, 8206, 9680, 11936, 14920, 15488, 16412, 19360, 20515, 23872, 29840, 32824, 38720, 41030, 45133, 47744, 59680, 65648, 77440, 82060, 90266, 119360, 131296, 164120, 180532, 225665, 238720, 262592, 328240, 361064, 451330, 525184, 656480, 722128, 902660, 1312960, 1444256, 1805320, 2625920, 2888512, 3610640, 5777024, 7221280, 14442560, 28885120]

約数ペア:

[(1, 28885120), (2, 14442560), (4, 7221280), (5, 5777024), (8, 3610640), (10, 2888512), (11, 2625920), (16, 1805320), (20, 1444256), (22, 1312960), (32, 902660), (40, 722128), (44, 656480), (55, 525184), (64, 451330), (80, 361064), (88, 328240), (110, 262592), (121, 238720), (128, 225665), (160, 180532), (176, 164120), (220, 131296), (242, 119360), (320, 90266), (352, 82060), (373, 77440), (440, 65648), (484, 59680), (605, 47744), (640, 45133), (704, 41030), (746, 38720), (880, 32824), (968, 29840), (1210, 23872), (1408, 20515), (1492, 19360), (1760, 16412), (1865, 15488), (1936, 14920), (2420, 11936), (2984, 9680), (3520, 8206), (3730, 7744), (3872, 7460), (4103, 7040), (4840, 5968)]