20294130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 30923790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 47, 74, 94, 111, 141, 185, 222, 235, 282, 370, 389, 470, 555, 705, 778, 1110, 1167, 1410, 1739, 1945, 2334, 3478, 3890, 5217, 5835, 8695, 10434, 11670, 14393, 17390, 18283, 26085, 28786, 36566, 43179, 52170, 54849, 71965, 86358, 91415, 109698, 143930, 182830, 215895, 274245, 431790, 548490, 676471, 1352942, 2029413, 3382355, 4058826, 6764710, 10147065, 20294130]

約数ペア:

[(1, 20294130), (2, 10147065), (3, 6764710), (5, 4058826), (6, 3382355), (10, 2029413), (15, 1352942), (30, 676471), (37, 548490), (47, 431790), (74, 274245), (94, 215895), (111, 182830), (141, 143930), (185, 109698), (222, 91415), (235, 86358), (282, 71965), (370, 54849), (389, 52170), (470, 43179), (555, 36566), (705, 28786), (778, 26085), (1110, 18283), (1167, 17390), (1410, 14393), (1739, 11670), (1945, 10434), (2334, 8695), (3478, 5835), (3890, 5217)]