29123840

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 71094408

約数和(自身を除く): 41970568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 373, 488, 610, 640, 746, 976, 1220, 1280, 1492, 1865, 1952, 2440, 2984, 3730, 3904, 4880, 5968, 7460, 7808, 9760, 11936, 14920, 15616, 19520, 22753, 23872, 29840, 39040, 45506, 47744, 59680, 78080, 91012, 95488, 113765, 119360, 182024, 227530, 238720, 364048, 455060, 477440, 728096, 910120, 1456192, 1820240, 2912384, 3640480, 5824768, 7280960, 14561920, 29123840]

約数ペア:

[(1, 29123840), (2, 14561920), (4, 7280960), (5, 5824768), (8, 3640480), (10, 2912384), (16, 1820240), (20, 1456192), (32, 910120), (40, 728096), (61, 477440), (64, 455060), (80, 364048), (122, 238720), (128, 227530), (160, 182024), (244, 119360), (256, 113765), (305, 95488), (320, 91012), (373, 78080), (488, 59680), (610, 47744), (640, 45506), (746, 39040), (976, 29840), (1220, 23872), (1280, 22753), (1492, 19520), (1865, 15616), (1952, 14920), (2440, 11936), (2984, 9760), (3730, 7808), (3904, 7460), (4880, 5968)]