20930040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1237}}^1$

素因数の和:1301

約数の個数: 96

約数和(自身を含む): 69526080

約数和(自身を除く): 48596040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1237, 1410, 1692, 1880, 2115, 2474, 2820, 3384, 3711, 4230, 4948, 5640, 6185, 7422, 8460, 9896, 11133, 12370, 14844, 16920, 18555, 22266, 24740, 29688, 37110, 44532, 49480, 55665, 58139, 74220, 89064, 111330, 116278, 148440, 174417, 222660, 232556, 290695, 348834, 445320, 465112, 523251, 581390, 697668, 872085, 1046502, 1162780, 1395336, 1744170, 2093004, 2325560, 2616255, 3488340, 4186008, 5232510, 6976680, 10465020, 20930040]

約数ペア:

[(1, 20930040), (2, 10465020), (3, 6976680), (4, 5232510), (5, 4186008), (6, 3488340), (8, 2616255), (9, 2325560), (10, 2093004), (12, 1744170), (15, 1395336), (18, 1162780), (20, 1046502), (24, 872085), (30, 697668), (36, 581390), (40, 523251), (45, 465112), (47, 445320), (60, 348834), (72, 290695), (90, 232556), (94, 222660), (120, 174417), (141, 148440), (180, 116278), (188, 111330), (235, 89064), (282, 74220), (360, 58139), (376, 55665), (423, 49480), (470, 44532), (564, 37110), (705, 29688), (846, 24740), (940, 22266), (1128, 18555), (1237, 16920), (1410, 14844), (1692, 12370), (1880, 11133), (2115, 9896), (2474, 8460), (2820, 7422), (3384, 6185), (3711, 5640), (4230, 4948)]