28492400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 120

約数和(自身を含む): 75649920

約数和(自身を除く): 47157520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 38, 40, 46, 50, 76, 80, 92, 95, 100, 115, 152, 163, 184, 190, 200, 230, 304, 326, 368, 380, 400, 437, 460, 475, 575, 652, 760, 815, 874, 920, 950, 1150, 1304, 1520, 1630, 1748, 1840, 1900, 2185, 2300, 2608, 3097, 3260, 3496, 3749, 3800, 4075, 4370, 4600, 6194, 6520, 6992, 7498, 7600, 8150, 8740, 9200, 10925, 12388, 13040, 14996, 15485, 16300, 17480, 18745, 21850, 24776, 29992, 30970, 32600, 34960, 37490, 43700, 49552, 59984, 61940, 65200, 71231, 74980, 77425, 87400, 93725, 123880, 142462, 149960, 154850, 174800, 187450, 247760, 284924, 299920, 309700, 356155, 374900, 569848, 619400, 712310, 749800, 1139696, 1238800, 1424620, 1499600, 1780775, 2849240, 3561550, 5698480, 7123100, 14246200, 28492400]

約数ペア:

[(1, 28492400), (2, 14246200), (4, 7123100), (5, 5698480), (8, 3561550), (10, 2849240), (16, 1780775), (19, 1499600), (20, 1424620), (23, 1238800), (25, 1139696), (38, 749800), (40, 712310), (46, 619400), (50, 569848), (76, 374900), (80, 356155), (92, 309700), (95, 299920), (100, 284924), (115, 247760), (152, 187450), (163, 174800), (184, 154850), (190, 149960), (200, 142462), (230, 123880), (304, 93725), (326, 87400), (368, 77425), (380, 74980), (400, 71231), (437, 65200), (460, 61940), (475, 59984), (575, 49552), (652, 43700), (760, 37490), (815, 34960), (874, 32600), (920, 30970), (950, 29992), (1150, 24776), (1304, 21850), (1520, 18745), (1630, 17480), (1748, 16300), (1840, 15485), (1900, 14996), (2185, 13040), (2300, 12388), (2608, 10925), (3097, 9200), (3260, 8740), (3496, 8150), (3749, 7600), (3800, 7498), (4075, 6992), (4370, 6520), (4600, 6194)]