20138329540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8461483}}^1$

素因数の和:8461516

約数の個数: 48

約数和(自身を含む): 51175055232

約数和(自身を除く): 31036725692

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 8461483, 16922966, 33845932, 42307415, 59230381, 84614830, 118460762, 143845211, 169229660, 236921524, 287690422, 296151905, 575380844, 592303810, 719226055, 1006916477, 1184607620, 1438452110, 2013832954, 2876904220, 4027665908, 5034582385, 10069164770, 20138329540]

約数ペア:

[(1, 20138329540), (2, 10069164770), (4, 5034582385), (5, 4027665908), (7, 2876904220), (10, 2013832954), (14, 1438452110), (17, 1184607620), (20, 1006916477), (28, 719226055), (34, 592303810), (35, 575380844), (68, 296151905), (70, 287690422), (85, 236921524), (119, 169229660), (140, 143845211), (170, 118460762), (238, 84614830), (340, 59230381), (476, 42307415), (595, 33845932), (1190, 16922966), (2380, 8461483)]