20922750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{547}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 60012576

約数和(自身を除く): 39089826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 34, 45, 50, 51, 75, 85, 90, 102, 125, 150, 153, 170, 225, 250, 255, 306, 375, 425, 450, 510, 547, 750, 765, 850, 1094, 1125, 1275, 1530, 1641, 2125, 2250, 2550, 2735, 3282, 3825, 4250, 4923, 5470, 6375, 7650, 8205, 9299, 9846, 12750, 13675, 16410, 18598, 19125, 24615, 27350, 27897, 38250, 41025, 46495, 49230, 55794, 68375, 82050, 83691, 92990, 123075, 136750, 139485, 167382, 205125, 232475, 246150, 278970, 410250, 418455, 464950, 615375, 697425, 836910, 1162375, 1230750, 1394850, 2092275, 2324750, 3487125, 4184550, 6974250, 10461375, 20922750]

約数ペア:

[(1, 20922750), (2, 10461375), (3, 6974250), (5, 4184550), (6, 3487125), (9, 2324750), (10, 2092275), (15, 1394850), (17, 1230750), (18, 1162375), (25, 836910), (30, 697425), (34, 615375), (45, 464950), (50, 418455), (51, 410250), (75, 278970), (85, 246150), (90, 232475), (102, 205125), (125, 167382), (150, 139485), (153, 136750), (170, 123075), (225, 92990), (250, 83691), (255, 82050), (306, 68375), (375, 55794), (425, 49230), (450, 46495), (510, 41025), (547, 38250), (750, 27897), (765, 27350), (850, 24615), (1094, 19125), (1125, 18598), (1275, 16410), (1530, 13675), (1641, 12750), (2125, 9846), (2250, 9299), (2550, 8205), (2735, 7650), (3282, 6375), (3825, 5470), (4250, 4923)]