20143081720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29622179}}^1$

素因数の和:29622207

約数の個数: 32

約数和(自身を含む): 47987931600

約数和(自身を除く): 27844849880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29622179, 59244358, 118488716, 148110895, 236977432, 296221790, 503577043, 592443580, 1007154086, 1184887160, 2014308172, 2517885215, 4028616344, 5035770430, 10071540860, 20143081720]

約数ペア:

[(1, 20143081720), (2, 10071540860), (4, 5035770430), (5, 4028616344), (8, 2517885215), (10, 2014308172), (17, 1184887160), (20, 1007154086), (34, 592443580), (40, 503577043), (68, 296221790), (85, 236977432), (136, 148110895), (170, 118488716), (340, 59244358), (680, 29622179)]