28359420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 83435520

約数和(自身を除く): 55076100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 79, 93, 124, 155, 158, 186, 193, 237, 310, 316, 372, 386, 395, 465, 474, 579, 620, 772, 790, 930, 948, 965, 1158, 1185, 1580, 1860, 1930, 2316, 2370, 2449, 2895, 3860, 4740, 4898, 5790, 5983, 7347, 9796, 11580, 11966, 12245, 14694, 15247, 17949, 23932, 24490, 29388, 29915, 30494, 35898, 36735, 45741, 48980, 59830, 60988, 71796, 73470, 76235, 89745, 91482, 119660, 146940, 152470, 179490, 182964, 228705, 304940, 358980, 457410, 472657, 914820, 945314, 1417971, 1890628, 2363285, 2835942, 4726570, 5671884, 7089855, 9453140, 14179710, 28359420]

約数ペア:

[(1, 28359420), (2, 14179710), (3, 9453140), (4, 7089855), (5, 5671884), (6, 4726570), (10, 2835942), (12, 2363285), (15, 1890628), (20, 1417971), (30, 945314), (31, 914820), (60, 472657), (62, 457410), (79, 358980), (93, 304940), (124, 228705), (155, 182964), (158, 179490), (186, 152470), (193, 146940), (237, 119660), (310, 91482), (316, 89745), (372, 76235), (386, 73470), (395, 71796), (465, 60988), (474, 59830), (579, 48980), (620, 45741), (772, 36735), (790, 35898), (930, 30494), (948, 29915), (965, 29388), (1158, 24490), (1185, 23932), (1580, 17949), (1860, 15247), (1930, 14694), (2316, 12245), (2370, 11966), (2449, 11580), (2895, 9796), (3860, 7347), (4740, 5983), (4898, 5790)]