20703450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 56889216

約数和(自身を除く): 36185766

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 25, 30, 34, 46, 50, 51, 69, 75, 85, 102, 115, 138, 150, 170, 230, 255, 345, 353, 391, 425, 510, 575, 690, 706, 782, 850, 1059, 1150, 1173, 1275, 1725, 1765, 1955, 2118, 2346, 2550, 3450, 3530, 3910, 5295, 5865, 6001, 8119, 8825, 9775, 10590, 11730, 12002, 16238, 17650, 18003, 19550, 24357, 26475, 29325, 30005, 36006, 40595, 48714, 52950, 58650, 60010, 81190, 90015, 121785, 138023, 150025, 180030, 202975, 243570, 276046, 300050, 405950, 414069, 450075, 608925, 690115, 828138, 900150, 1217850, 1380230, 2070345, 3450575, 4140690, 6901150, 10351725, 20703450]

約数ペア:

[(1, 20703450), (2, 10351725), (3, 6901150), (5, 4140690), (6, 3450575), (10, 2070345), (15, 1380230), (17, 1217850), (23, 900150), (25, 828138), (30, 690115), (34, 608925), (46, 450075), (50, 414069), (51, 405950), (69, 300050), (75, 276046), (85, 243570), (102, 202975), (115, 180030), (138, 150025), (150, 138023), (170, 121785), (230, 90015), (255, 81190), (345, 60010), (353, 58650), (391, 52950), (425, 48714), (510, 40595), (575, 36006), (690, 30005), (706, 29325), (782, 26475), (850, 24357), (1059, 19550), (1150, 18003), (1173, 17650), (1275, 16238), (1725, 12002), (1765, 11730), (1955, 10590), (2118, 9775), (2346, 8825), (2550, 8119), (3450, 6001), (3530, 5865), (3910, 5295)]