47871440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 116659200

約数和(自身を除く): 68787760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 199, 248, 310, 388, 398, 485, 496, 620, 776, 796, 970, 995, 1240, 1552, 1592, 1940, 1990, 2480, 3007, 3184, 3880, 3980, 6014, 6169, 7760, 7960, 12028, 12338, 15035, 15920, 19303, 24056, 24676, 30070, 30845, 38606, 48112, 49352, 60140, 61690, 77212, 96515, 98704, 120280, 123380, 154424, 193030, 240560, 246760, 308848, 386060, 493520, 598393, 772120, 1196786, 1544240, 2393572, 2991965, 4787144, 5983930, 9574288, 11967860, 23935720, 47871440]

約数ペア:

[(1, 47871440), (2, 23935720), (4, 11967860), (5, 9574288), (8, 5983930), (10, 4787144), (16, 2991965), (20, 2393572), (31, 1544240), (40, 1196786), (62, 772120), (80, 598393), (97, 493520), (124, 386060), (155, 308848), (194, 246760), (199, 240560), (248, 193030), (310, 154424), (388, 123380), (398, 120280), (485, 98704), (496, 96515), (620, 77212), (776, 61690), (796, 60140), (970, 49352), (995, 48112), (1240, 38606), (1552, 30845), (1592, 30070), (1940, 24676), (1990, 24056), (2480, 19303), (3007, 15920), (3184, 15035), (3880, 12338), (3980, 12028), (6014, 7960), (6169, 7760)]