20595050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 72

約数和(自身を含む): 46488096

約数和(自身を除く): 25893046

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 163, 175, 190, 266, 326, 350, 361, 475, 665, 722, 815, 950, 1141, 1330, 1630, 1805, 2282, 2527, 3097, 3325, 3610, 4075, 5054, 5705, 6194, 6650, 8150, 9025, 11410, 12635, 15485, 18050, 21679, 25270, 28525, 30970, 43358, 57050, 58843, 63175, 77425, 108395, 117686, 126350, 154850, 216790, 294215, 411901, 541975, 588430, 823802, 1083950, 1471075, 2059505, 2942150, 4119010, 10297525, 20595050]

約数ペア:

[(1, 20595050), (2, 10297525), (5, 4119010), (7, 2942150), (10, 2059505), (14, 1471075), (19, 1083950), (25, 823802), (35, 588430), (38, 541975), (50, 411901), (70, 294215), (95, 216790), (133, 154850), (163, 126350), (175, 117686), (190, 108395), (266, 77425), (326, 63175), (350, 58843), (361, 57050), (475, 43358), (665, 30970), (722, 28525), (815, 25270), (950, 21679), (1141, 18050), (1330, 15485), (1630, 12635), (1805, 11410), (2282, 9025), (2527, 8150), (3097, 6650), (3325, 6194), (3610, 5705), (4075, 5054)]