19871040

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{2957}}^1$

素因数の和:2984

約数の個数: 112

約数和(自身を含む): 72127872

約数和(自身を除く): 52256832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 2957, 3360, 5914, 6720, 8871, 11828, 14785, 17742, 20699, 23656, 29570, 35484, 41398, 44355, 47312, 59140, 62097, 70968, 82796, 88710, 94624, 103495, 118280, 124194, 141936, 165592, 177420, 189248, 206990, 236560, 248388, 283872, 310485, 331184, 354840, 413980, 473120, 496776, 567744, 620970, 662368, 709680, 827960, 946240, 993552, 1241940, 1324736, 1419360, 1655920, 1987104, 2483880, 2838720, 3311840, 3974208, 4967760, 6623680, 9935520, 19871040]

約数ペア:

[(1, 19871040), (2, 9935520), (3, 6623680), (4, 4967760), (5, 3974208), (6, 3311840), (7, 2838720), (8, 2483880), (10, 1987104), (12, 1655920), (14, 1419360), (15, 1324736), (16, 1241940), (20, 993552), (21, 946240), (24, 827960), (28, 709680), (30, 662368), (32, 620970), (35, 567744), (40, 496776), (42, 473120), (48, 413980), (56, 354840), (60, 331184), (64, 310485), (70, 283872), (80, 248388), (84, 236560), (96, 206990), (105, 189248), (112, 177420), (120, 165592), (140, 141936), (160, 124194), (168, 118280), (192, 103495), (210, 94624), (224, 88710), (240, 82796), (280, 70968), (320, 62097), (336, 59140), (420, 47312), (448, 44355), (480, 41398), (560, 35484), (672, 29570), (840, 23656), (960, 20699), (1120, 17742), (1344, 14785), (1680, 11828), (2240, 8871), (2957, 6720), (3360, 5914)]