1947921840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2705447}}^1$

素因数の和:2705466

約数の個数: 60

約数和(自身を含む): 6541773264

約数和(自身を除く): 4593851424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2705447, 5410894, 8116341, 10821788, 13527235, 16232682, 21643576, 24349023, 27054470, 32465364, 40581705, 43287152, 48698046, 54108940, 64930728, 81163410, 97396092, 108217880, 121745115, 129861456, 162326820, 194792184, 216435760, 243490230, 324653640, 389584368, 486980460, 649307280, 973960920, 1947921840]

約数ペア:

[(1, 1947921840), (2, 973960920), (3, 649307280), (4, 486980460), (5, 389584368), (6, 324653640), (8, 243490230), (9, 216435760), (10, 194792184), (12, 162326820), (15, 129861456), (16, 121745115), (18, 108217880), (20, 97396092), (24, 81163410), (30, 64930728), (36, 54108940), (40, 48698046), (45, 43287152), (48, 40581705), (60, 32465364), (72, 27054470), (80, 24349023), (90, 21643576), (120, 16232682), (144, 13527235), (180, 10821788), (240, 8116341), (360, 5410894), (720, 2705447)]