47689240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 114048000

約数和(自身を除く): 66358760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 479, 524, 655, 760, 958, 1048, 1310, 1916, 2395, 2489, 2620, 3832, 4790, 4978, 5240, 9101, 9580, 9956, 12445, 18202, 19160, 19912, 24890, 36404, 45505, 49780, 62749, 72808, 91010, 99560, 125498, 182020, 250996, 313745, 364040, 501992, 627490, 1192231, 1254980, 2384462, 2509960, 4768924, 5961155, 9537848, 11922310, 23844620, 47689240]

約数ペア:

[(1, 47689240), (2, 23844620), (4, 11922310), (5, 9537848), (8, 5961155), (10, 4768924), (19, 2509960), (20, 2384462), (38, 1254980), (40, 1192231), (76, 627490), (95, 501992), (131, 364040), (152, 313745), (190, 250996), (262, 182020), (380, 125498), (479, 99560), (524, 91010), (655, 72808), (760, 62749), (958, 49780), (1048, 45505), (1310, 36404), (1916, 24890), (2395, 19912), (2489, 19160), (2620, 18202), (3832, 12445), (4790, 9956), (4978, 9580), (5240, 9101)]