19823280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{547}}^1$

素因数の和:714

約数の個数: 80

約数和(自身を含む): 61972224

約数和(自身を除く): 42148944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 151, 240, 302, 453, 547, 604, 755, 906, 1094, 1208, 1510, 1641, 1812, 2188, 2265, 2416, 2735, 3020, 3282, 3624, 4376, 4530, 5470, 6040, 6564, 7248, 8205, 8752, 9060, 10940, 12080, 13128, 16410, 18120, 21880, 26256, 32820, 36240, 43760, 65640, 82597, 131280, 165194, 247791, 330388, 412985, 495582, 660776, 825970, 991164, 1238955, 1321552, 1651940, 1982328, 2477910, 3303880, 3964656, 4955820, 6607760, 9911640, 19823280]

約数ペア:

[(1, 19823280), (2, 9911640), (3, 6607760), (4, 4955820), (5, 3964656), (6, 3303880), (8, 2477910), (10, 1982328), (12, 1651940), (15, 1321552), (16, 1238955), (20, 991164), (24, 825970), (30, 660776), (40, 495582), (48, 412985), (60, 330388), (80, 247791), (120, 165194), (151, 131280), (240, 82597), (302, 65640), (453, 43760), (547, 36240), (604, 32820), (755, 26256), (906, 21880), (1094, 18120), (1208, 16410), (1510, 13128), (1641, 12080), (1812, 10940), (2188, 9060), (2265, 8752), (2416, 8205), (2735, 7248), (3020, 6564), (3282, 6040), (3624, 5470), (4376, 4530)]