20138392320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5244373}}^1$

素因数の和:5244397

約数の個数: 72

約数和(自身を含む): 64317002736

約数和(自身を除く): 44178610416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5244373, 10488746, 15733119, 20977492, 26221865, 31466238, 41954984, 52443730, 62932476, 78665595, 83909968, 104887460, 125864952, 157331190, 167819936, 209774920, 251729904, 314662380, 335639872, 419549840, 503459808, 629324760, 671279744, 839099680, 1006919616, 1258649520, 1342559488, 1678199360, 2013839232, 2517299040, 3356398720, 4027678464, 5034598080, 6712797440, 10069196160, 20138392320]

約数ペア:

[(1, 20138392320), (2, 10069196160), (3, 6712797440), (4, 5034598080), (5, 4027678464), (6, 3356398720), (8, 2517299040), (10, 2013839232), (12, 1678199360), (15, 1342559488), (16, 1258649520), (20, 1006919616), (24, 839099680), (30, 671279744), (32, 629324760), (40, 503459808), (48, 419549840), (60, 335639872), (64, 314662380), (80, 251729904), (96, 209774920), (120, 167819936), (128, 157331190), (160, 125864952), (192, 104887460), (240, 83909968), (256, 78665595), (320, 62932476), (384, 52443730), (480, 41954984), (640, 31466238), (768, 26221865), (960, 20977492), (1280, 15733119), (1920, 10488746), (3840, 5244373)]