20120123040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41916923}}^1$

素因数の和:41916941

約数の個数: 48

約数和(自身を含む): 63378389088

約数和(自身を除く): 43258266048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 41916923, 83833846, 125750769, 167667692, 209584615, 251501538, 335335384, 419169230, 503003076, 628753845, 670670768, 838338460, 1006006152, 1257507690, 1341341536, 1676676920, 2012012304, 2515015380, 3353353840, 4024024608, 5030030760, 6706707680, 10060061520, 20120123040]

約数ペア:

[(1, 20120123040), (2, 10060061520), (3, 6706707680), (4, 5030030760), (5, 4024024608), (6, 3353353840), (8, 2515015380), (10, 2012012304), (12, 1676676920), (15, 1341341536), (16, 1257507690), (20, 1006006152), (24, 838338460), (30, 670670768), (32, 628753845), (40, 503003076), (48, 419169230), (60, 335335384), (80, 251501538), (96, 209584615), (120, 167667692), (160, 125750769), (240, 83833846), (480, 41916923)]